Patent by inventor

We summarize in this page, grouped by inventor names, all patents classified inside the wiki. To avoid a list too long we mentioned only inventors with at least two classified patents. For a list in chronological order by application date, see this page which is automatically kept in sync with this one, as well with the other one ordered by publicaton date. A list ordered by brands is instead kept on this page.

Albert H. Stenersen

• Year 1925, n° US-1800330, patented in 1931, by Wahl Eversharp. Fountain-pen-filling device.
• Year 1931, n° US-2014150, patented in 1935, by Wahl Eversharp. Apparatus for molding objects of pyralin and other material that is plastic when heated.
• Year 1933, n° US-1990441, patented in 1935, by Wahl Eversharp. Fountain pen.
• Year 1934, n° US-2142533, patented in 1939, by Wahl Eversharp. Fountain pen.
• Year 1935, n° US-2142531, patented in 1939, by Wahl Eversharp. Fountain pen.
• Year 1937, n° US-2142532, patented in 1939, by Wahl Eversharp. Fountain pen.
  

Albert Schneider

• Year 1937, n° DE-682285, patented in 1939, by Soennecken. Fuellfederhalter mit Schraubkolben und einem gegen unbeabsichtigtes Drehen gesicherten Drehknopf.
• Year 1938, n° DE-689266, patented in 1940, by Soennecken. Taschenklammer an Verschlusskappen für Füllfederhalter und Füllstifte.
• Year 1938, n° DE-696573, patented in 1940, by Soennecken. Kolbenfuellfederhalter mit einem auf der Schraubspindel des Kolbens axial verschiebbaren Drehknopf.
  

Alberto Del Piero

• Year 1951, n° FR-1073346, patented in 1955, by Diplomatic Patented Pen. Porte-plume réservoir à cartouche amovible et rechargeable.
• Year 1951, n° DE-963668, patented in 1957, by Diplomatic Patented Pen. Fuellfederhalter fuer fluessige Tinte mit einer auswechselbaren Tintenpatrone.
• Year 1951, n° GB-738754, patented in 1955, by Diplomatic Patented Pen. Improvements in fountain pens.
  

Aldo Torchi

• Year 1953, n° CH-318853, patented in 1957, by Fabbrica Italiana Penne a Serbatoio Aurora. Porte-plume à réservoir à charge d'encre contenue dans une cartouche double.
• Year 1953, n° US-2961999, patented in 1960, by Fabbrica Italiana Penne a Serbatoio Aurora. Fountain Pens.
  

Alec Finburgh

• Year 1936, n° GB-456888, patented in 1936, by Wyvern Fountain Pen Company. Improvements in pens, pencils, and similar writing instruments.
• Year 1937, n° GB-472380, patented in 1937, by Wyvern Fountain Pen Company. Improvements relating to propelling pencils.
  

Alexander Innes Ferrier

• Year 1927, n° US-1892523, patented in 1932, by Pen Desk Set Company. Desk set for fountain pens.
• Year 1929, n° US-1892524, patented in 1932, by Pen Desk Set Company. Fountain pen desk set.
  

Alexander Munro

• Year 1902, n° US-754000, patented in 1904, by Research Fountain Pen. Reservoir-pen or the like.
• Year 1902, n° DE-148564, patented in 1904, by Research Fountain Pen. Füllfederhalter.
• Year 1902, n° FR-325153, patented in 1903, by Research Fountain Pen. Perfectionnements apportés aux plumes à réservoir.
• Year 1902, n° CA-83131, patented in 1903, by Research Fountain Pen. Fountain Pen.
• Year 1907, n° GB-190720065, patented in 1908, by Research Fountain Pen. Improvements in Reservoir Pens.
• Year 1908, n° GB-190821631, patented in 1909, by Research Fountain Pen. Improvements in Reservoir Pens.
• Year 1909, n° GB-190916587, patented in 1910, by Research Fountain Pen. Improvements in Reservoir Pens.
• Year 1910, n° GB-191026585, patented in 1911, by Research Fountain Pen. Improvements in Pens Nibs or Styles.
• Year 1915, n° GB-191506570, patented in 1916, by Research Fountain Pen. Improvements in Fountain Pens.
• Year 1923, n° GB-213142, patented in 1924, by Research Fountain Pen. Improvements in self-filling reservoir pens.
  

Alfonso Iannelli

• Year 1936, n° US-D104686, patented in 1937, by Wahl Eversharp. Design for a clip for writing implement or the like.
• Year 1936, n° US-D103403, patented in 1937, by Wahl Eversharp. Design for a pencil or similar article.
• Year 1936, n° US-D103402, patented in 1937, by Wahl Eversharp. Design for a pencil or similar article.
• Year 1937, n° US-D104687, patented in 1937, by Wahl Eversharp. Design for a clip for writing implement or the like.
• Year 1938, n° US-D110896, patented in 1938, by Wahl Eversharp. Design for a pencil or similar article.
  

Alfred Farmer

• Year 1911, n° GB-191125073, patented in 1912, by De La Rue - Onoto. Improvements in Fountain Pens.
• Year 1912, n° GB-191219773, patented in 1913, by De La Rue - Onoto. Improvements in Fountain Pens.
• Year 1913, n° US-1079228, patented in 1913, by De La Rue - Onoto. Fountain-pen.
  

Alfred Soennecken

• Year 1913, n° GB-191322823, patented in 1914, by Soennecken. Fountain-pens.
• Year 1913, n° CH-66146, patented in 1914, by Soennecken. Füllfederhalter mit Sicherung gegen den Bruch von Innenteilen.
  

Alice Edna Wade

• Year 1919, n° DE-357349, patented in 1922, by Lang - Curzon - Summit. Sicherheitsfuellfederhalter.
• Year 1919, n° FR-513549, patented in 1921, by Lang - Curzon - Summit. Perfectionnements aux porte-plumes à réservoir.
• Year 1919, n° US-1386817, patented in 1921, by Lang - Curzon - Summit. Fountain or reservoir pen.
• Year 1919, n° GB-146632, patented in 1920, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1919, n° FR-529601, patented in 1921, by Lang - Curzon - Summit. Perfectionnements aux porte-plume-fontaines ou réservoirs.
• Year 1919, n° GB-159119, patented in 1921, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
  

Alonzo T. Cross

• Year 1876, n° US-189304, patented in 1877, by Cross. Fountain-pens.
• Year 1877, n° US-RE9890, patented in 1881, by Cross. Stylographic pen.
• Year 1877, n° US-199621, patented in 1878, by Cross. Improvements in fountain-pens.
• Year 1882, n° US-263392, patented in 1882, by Cross. Lead and crayon holder.
• Year 1896, n° US-595373, patented in 1897, by Cross. Fountain-pen.
• Year 1896, n° US-657483, patented in 1900, by Cross. Fountain-pen.
• Year 1901, n° US-714283, patented in 1902, by Cross. Fountain-pen.
• Year 1906, n° US-900833, patented in 1908, by Cross. Fountain-pen.
• Year 1919, n° US-1348211, patented in 1920, by Cross. Fountain-pen-filling device.
  

Andreas Bienenstein

• Year 1924, n° US-1561590, patented in 1925, by Conklin Pen Manufacturing Co.. Fountain pen.
• Year 1928, n° US-1696183, patented in 1928, by Conklin Pen Manufacturing Co.. Clip for pencil and the like.
• Year 1929, n° US-1813271, patented in 1931, by Conklin Pen Manufacturing Co.. Fountain pen desk set.
• Year 1930, n° US-1917423, patented in 1933, by Conklin Pen Manufacturing Co.. Plunger type pen.
• Year 1930, n° US-1893534, patented in 1933, by Conklin Pen Manufacturing Co.. Fountain pen desk set.
• Year 1930, n° US-D083591, patented in 1931, by Conklin Pen Manufacturing Co.. Design for a clip for a fountain pen or the like.
• Year 1930, n° US-1932765, patented in 1933, by Conklin Pen Manufacturing Co.. Ink bottle.
• Year 1930, n° US-D083592, patented in 1931, by Conklin Pen Manufacturing Co.. Design for a fountain pen.
• Year 1930, n° US-1902809, patented in 1933, by Conklin Pen Manufacturing Co.. Plunger type pen.
• Year 1931, n° US-D084323, patented in 1931, by Conklin Pen Manufacturing Co.. Design for a mechanical pencil.
• Year 1931, n° US-D084394, patented in 1931, by Conklin Pen Manufacturing Co.. Design for a fountain pen.
• Year 1931, n° US-1902810, patented in 1933, by Conklin Pen Manufacturing Co.. Plunger type pen.
• Year 1931, n° US-D086297, patented in 1932, by Conklin Pen Manufacturing Co.. Design for a pencil.
• Year 1931, n° US-2076796, patented in 1937, by Conklin Pen Manufacturing Co.. Process for molding thermoplastic materials and product thereof.
• Year 1931, n° US-1867801, patented in 1932, by Conklin Pen Manufacturing Co.. Fountain pen filling attachment for ink bottles or the like.
• Year 1932, n° US-1902811, patented in 1933, by Conklin Pen Manufacturing Co.. Plunger type pen.
• Year 1933, n° US-1937107, patented in 1933, by Conklin Pen Manufacturing Co.. Twisting filler fountain pen.
• Year 1933, n° US-1939199, patented in 1933, by Conklin Pen Manufacturing Co.. Clip attachment for fountain pens and other tubular articles.
• Year 1935, n° US-D096892, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D096888, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D096889, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D096890, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D096891, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D097174, patented in 1935, by Conklin Pen Manufacturing Co.. Design for a fountain pen or similar writing implement.
• Year 1935, n° US-D099262, patented in 1936, by Conklin Pen Manufacturing Co.. Design for a clip for a fountain pen or the like.
  

Andrew Stuart Horn

• Year 1932, n° GB-396879, patented in 1933, by Unbranded. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1933, n° GB-420164, patented in 1934, by Unbranded. Improvements in or relating to Retaining Means for Fountain Pens, Propelling Pencils, and the like in Garment Pockets.
• Year 1933, n° GB-414250, patented in 1934, by Unbranded. Improvements in or relating to Writing Points or Nibs.
• Year 1933, n° US-2051337, patented in 1936, by Unbranded. Improvements in or relating to Writing Points or Nibs.
• Year 1934, n° GB-435065, patented in 1935, by Unbranded. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1935, n° GB-454040, patented in 1936, by Unbranded. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1947, n° GB-621241, patented in 1949, by Lang - Curzon - Summit. Improvements in and relating to Sac Self-Filling Fountain Pens.
  

Armando Simoni

• Year 1929, n° FR-695834, patented in 1930, by The King, Officine Meccaniche Armando Simoni. Dispositif pour le remplissage automatique des plumes stylographiques à réservoir contenant un tube flexible.
• Year 1929, n° GB-345564, patented in 1930, by The King, Officine Meccaniche Armando Simoni. Device for automatically filling fountain pens.
• Year 1929, n° DE-551061, patented in 1932, by The King, Officine Meccaniche Armando Simoni. Vorrichtung zum selbsttätigen Füllen von Füllfederhaltern.
• Year 1929, n° US-1784078, patented in 1930, by The King, Officine Meccaniche Armando Simoni. Device for automatically filling fountain pens.
• Year 1948, n° FR-983319, patented in 1951, by Officine Meccaniche Armando Simoni. Perfectionnements aux stylographes.
• Year 1948, n° US-2565667, patented in 1951, by Officine Meccaniche Armando Simoni. Reservoir pen.
• Year 1948, n° GB-666508, patented in 1952, by Officine Meccaniche Armando Simoni. Improvements in reservoir pens.
  

Arthur A. Waterman

• Year 1897, n° US-592847, patented in 1897, by A. A. Waterman. Fountain-pen.
• Year 1897, n° US-619701, patented in 1899, by A. A. Waterman, Sterling Fountain Pen. Fountain-pen.
• Year 1897, n° US-633538, patented in 1899, by A. A. Waterman, Sterling Fountain Pen. Fountain-pen.
• Year 1897, n° US-619702, patented in 1899, by A. A. Waterman, Sterling Fountain Pen. Fountain-pen.
• Year 1899, n° US-638779, patented in 1899, by A. A. Waterman. Fountain-pen.
  

Arthur E. Andrews

• Year 1934, n° GB-439182, patented in 1935, by Mentmore. Improvements in or relating to self-filling fountain pens.
• Year 1936, n° GB-484593, patented in 1938, by Mentmore. Improvements relating to fountain pens.
• Year 1937, n° GB-495419, patented in 1938, by Mentmore. Improvements relating to propelling pencils.
• Year 1938, n° US-2189696, patented in 1940, by Mentmore. Stylographic pen.
• Year 1938, n° GB-511521, patented in 1939, by Mentmore. Improvements in or relating to stylographic pens.
• Year 1943, n° GB-569286, patented in 1945, by Mentmore. Improvements in or relating to ink reservoir pens.
• Year 1943, n° US-2431015, patented in 1947, by Mentmore. Ink reservoir pen.
  

Arthur F. Poole

• Year 1917, n° US-1406077, patented in 1922, by Wahl Eversharp. Single-magazine pencil.
• Year 1918, n° US-1334332, patented in 1920, by Wahl Eversharp. Pencil-clip.
• Year 1920, n° US-1452653, patented in 1923, by Wahl Eversharp. Fountain pen.
• Year 1920, n° US-1490231, patented in 1924, by Wahl Eversharp. Fountain-pen clip.
• Year 1920, n° US-1613804, patented in 1927, by Wahl Eversharp. Self-filling fountain pen.
  

Arthur Gilbert

• Year 1923, n° GB-222913, patented in 1924, by Mentmore. Improvements relating to polishing machines.
• Year 1924, n° GB-237472, patented in 1925, by Mentmore. Improvements in or relating to fountain pens.
• Year 1924, n° US-1604906, patented in 1926, by Mentmore. Fountain pen.
• Year 1928, n° GB-321309, patented in 1929, by Mentmore. Improvements in or in connection with show or display cards.
• Year 1931, n° FR-729691, patented in 1932, by Mentmore. Perfectionnement aux becs des plumes.
• Year 1931, n° GB-373123, patented in 1932, by Mentmore. Improvements in or relating to pen nibs.
  

Arthur N. Lungren

• Year 1927, n° US-1867932, patented in 1932, by Wahl Eversharp. Means for making pen nibs.
• Year 1935, n° US-2105049, patented in 1938, by Wahl Eversharp. Pen.
  

Arthur O. Dahlberg

• Year 1920, n° US-1365463, patented in 1921, by The Parker Pen Company. Fountain-pen indicator.
• Year 1921, n° US-1419026, patented in 1922, by The Parker Pen Company. Fountain pen.
• Year 1922, n° US-1507729, patented in 1924, by The Parker Pen Company. Fountain pen.
• Year 1928, n° GB-318982, patented in 1930, by The Parker Pen Company. Improvements in or relating to fountain pens.
• Year 1930, n° US-1882780, patented in 1932, by The Parker Pen Company. Fountain pen.
• Year 1932, n° US-2016106, patented in 1935, by The Parker Pen Company. Fountain pen.
• Year 1933, n° US-1904358, patented in 1933, by The Parker Pen Company. Fountain pen.
• Year 1943, n° US-2375770, patented in 1945, by The Parker Pen Company. Fountain pen.
• Year 1945, n° US-2417861, patented in 1947, by The Parker Pen Company. Fountain pen.
  

Arthur Stanley Jones

• Year 1927, n° GB-291607, patented in 1928, by Conway Stewart. Improvements in or relating to Fountain Pens.
• Year 1927, n° GB-297194, patented in 1928, by Conway Stewart. Improvements in or relating to Fountain Pens.
• Year 1928, n° GB-304922, patented in 1929, by Conway Stewart. Improvements in or relating to Stylographic Pens or Ink Pencils.
• Year 1937, n° GB-473481, patented in 1937, by Conway Stewart. Improvements in or relating to Fountain Pens.
• Year 1939, n° GB-523717, patented in 1940, by Conway Stewart. Improvements in or relating to Fountain Pens.
• Year 1946, n° GB-608987, patented in 1948, by Lang - Curzon - Summit. Improvements in and relating to Pen Nibs.
• Year 1946, n° GB-609128, patented in 1948, by Lang - Curzon - Summit. Improvements in or relating to Fountain Pens.
  

Arthur Winter

• Year 1919, n° US-1450398, patented in 1923, by Dictator. Pen.
• Year 1919, n° US-1433325, patented in 1922, by Dictator. Fountain pen.
• Year 1921, n° US-1443515, patented in 1923, by Dictator. Fountain pen.
• Year 1934, n° US-2028855, patented in 1936, by Hicks, Dictator. Mechanical pencil.
• Year 1935, n° US-2078433, patented in 1937, by Dictator. Lead feeding pencil.
• Year 1935, n° US-D098560, patented in 1936, by Dictator. Design for a pen or similar article.
• Year 1941, n° US-2252907, patented in 1941, by Dictator. Fountain pen.
• Year 1944, n° US-D139839, patented in 1944, by Dictator. Design for a fountain pen.
• Year 1944, n° US-D140151, patented in 1945, by Dictator. Design for a fountain pen.
• Year 1944, n° US-2455964, patented in 1948, by Dictator. Pen.
• Year 1945, n° US-D141747, patented in 1945, by Dictator. Design for a nib section for a fountain pen or similar article.
• Year 1957, n° US-D183112, patented in 1958, by Dictator. Nib section for a fountain pen.
  

Asahi Watanabe

• Year 1930, n° GB-358322, patented in 1931, by Pilot. Improvements in Caps and Clips for Fountain Pens.
• Year 1935, n° US-2070461, patented in 1937, by Pilot. Piston fountain pen.
  

August Eberstein

• Year 1901, n° US-721549, patented in 1903, by Boston Pen. Fountain pen.
• Year 1902, n° US-750271, patented in 1904, by Boston Pen. Fountain pen.
• Year 1904, n° US-771360, patented in 1904, by Boston Pen. Fountain-pen.
• Year 1904, n° US-780416, patented in 1905, by Boston Pen. Fountain pen.
• Year 1904, n° US-764227, patented in 1904, by Boston Pen. Fountain pen.
• Year 1904, n° US-768216, patented in 1904, by Boston Pen. Fountain-pen.
• Year 1907, n° GB-190713900, patented in 1908, by Montblanc. Improvements in Fountain Pen Holders.
• Year 1907, n° FR-379615, patented in 1907, by Montblanc. Stylographe.
• Year 1912, n° GB-191129078, patented in 1912, by Lang - Curzon - Summit. Improvements in or relating to Self-filling Fountain or Reservoir Pens.
  

August Leistenschneider

• Year 1931, n° DE-569824, patented in 1934, by Montblanc. Füllbleistift.
• Year 1937, n° DE-741772, patented in 1943, by Montblanc. Druckfüllbleistift mit einem durch ein unter Federwirkung stehendes Vorschubrohr längs verschiebbaren Spitzenkörper.
  

Avery S. De Haven

• Year 1925, n° US-1641846, patented in 1927, by W. A. Sheaffer Pen Company. Fountain-pen rack.
• Year 1926, n° US-1675543, patented in 1928, by W. A. Sheaffer Pen Company. Fountain-pen desk stand.
• Year 1926, n° US-1782109, patented in 1930, by Pen Desk Set Company. Fountain-pen desk stand.
  

Balthasar Götz

• Year 1951, n° DE-900667, patented in 1953, by Unbranded. Einsatzspitze für Kugelschreiber mit Flüssigkeitsfüllung von vorne.
• Year 1951, n° GB-705613, patented in 1954, by Unbranded. Improvements in Self-Filling Ball Point Pens.
  

Benjamin W. Hanle

• Year 1926, n° US-1622316, patented in 1927, by Eagle. Clip for pencils, penholders, and like articles.
• Year 1932, n° US-1926852, patented in 1933, by Eagle. Clip for writing implements or the like.
• Year 1934, n° US-2059577, patented in 1936, by Eagle. Fountain pen.
• Year 1935, n° US-2022416, patented in 1935, by Eagle. Clip.
• Year 1935, n° US-2105189, patented in 1938, by Eagle. Fountain pen.
• Year 1936, n° US-2148236, patented in 1939, by Eagle. Fountain pen.
• Year 1936, n° US-2170242, patented in 1939, by Eagle. Fountain pen.
• Year 1937, n° US-2133617, patented in 1938, by Eagle. Fountain pen.
• Year 1938, n° US-D112283, patented in 1938, by Eagle. Design for a fountain pen or similar article.
• Year 1939, n° US-2225864, patented in 1940, by Eagle. Fountain pen.
• Year 1939, n° US-2263299, patented in 1941, by Eagle. Fountain pen.
• Year 1940, n° US-2289963, patented in 1942, by Eagle. Fountain pen.
• Year 1942, n° US-2331606, patented in 1943, by Eagle. Fountain pen.
• Year 1942, n° US-2328143, patented in 1943, by Eagle. Fountain pen.
• Year 1944, n° US-2422351, patented in 1947, by Eagle. Fountain pen.
  

Bernard M. Palmer

• Year 1927, n° US-1674260, patented in 1928, by The Parker Pen Company. Pencil gripper.
• Year 1927, n° US-1674261, patented in 1928, by The Parker Pen Company. Pencil gripper.
• Year 1927, n° US-1674259, patented in 1928, by The Parker Pen Company. Pencil gripper.
  

Cecil Bristow

• Year 1905, n° GB-190507113, patented in 1905, by Swan. Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like.
• Year 1906, n° GB-190601860, patented in 1906, by Swan. Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like.
• Year 1907, n° GB-190719977, patented in 1908, by Swan. Improvements in and relating to Fountain and Stylographic Pens.
• Year 1908, n° FR-387824, patented in 1908, by Swan. Perfectionnements dans les plumes-réservoir et stylographes.
• Year 1911, n° GB-191126950, patented in 1912, by Swan. Improvements in or relating to Fountain Pens.
• Year 1912, n° GB-191203230, patented in 1912, by Swan. Improvements in or relating to Stylographic Pens.
• Year 1913, n° GB-191330070, patented in 1914, by Swan. Improvements in or relating to Magazine Pencils.
• Year 1914, n° GB-191400948, patented in 1914, by Swan. Improvements in or relating to Fountain Pens.
• Year 1915, n° GB-191507408, patented in 1916, by Swan. Improvements in or relating to Fountain Pens.
• Year 1915, n° US-1243383, patented in 1917, by Swan. Fountain-Pen.
• Year 1915, n° GB-191516665, patented in 1916, by Swan. Improvements in or relating to Fountain Pens.
• Year 1916, n° GB-101895, patented in 1916, by Swan. Improvements in or relating to Fountain Pens.
  

Charles A. Faber

• Year 1905, n° FR-377047, patented in 1907, by Unbranded. Porte-plumes-réservoir.
• Year 1905, n° US-851081, patented in 1907, by Unbranded. Self-filling fountain-pen.
  

Charles A. Luck

• Year 1918, n° US-1315373, patented in 1919, by Conklin Pen Manufacturing Co.. Pen-point holder.
• Year 1919, n° US-1380109, patented in 1921, by Conklin Pen Manufacturing Co.. Fountain-pen.
• Year 1919, n° US-1336572, patented in 1920, by Conklin Pen Manufacturing Co.. Fountain-pen.
• Year 1919, n° US-1326206, patented in 1919, by Conklin Pen Manufacturing Co.. Fountain-pen cap.
  

Charles Dunn

• Year 1905, n° US-821993, patented in 1906, by Dunn. Penholder.
• Year 1905, n° US-826552, patented in 1906, by Dunn. Fountain-pen.
• Year 1908, n° US-950939, patented in 1910, by Dunn. Fountain-pen.
• Year 1917, n° US-1359880, patented in 1920, by Dunn. Self-filling fountain-pen.
  

Charles J. Funk

• Year 1921, n° US-1485073, patented in 1924, by Wahl Eversharp. Pencil.
• Year 1924, n° US-1613811, patented in 1927, by Wahl Eversharp. Pen.
• Year 1924, n° US-1735199, patented in 1929, by Wahl Eversharp. Means and method of assembling nibs and feed members for fountain pens.
  

Charles K. Lovejoy

• Year 1934, n° US-D092817, patented in 1934, by Moore Pen Company. Design for a pencil clip or similar article.
• Year 1934, n° US-2007576, patented in 1935, by Moore Pen Company. Fountain-pen.
• Year 1941, n° US-D130356, patented in 1941, by Moore Pen Company. Design for a fountain pen.
• Year 1944, n° US-2358091, patented in 1944, by Moore Pen Company. Mechanical pencil.
• Year 1944, n° US-D140695, patented in 1945, by Moore Pen Company. Design for a pen point.
• Year 1944, n° US-D140697, patented in 1945, by Moore Pen Company. Design for a fountain pen barrel.
• Year 1944, n° US-D140696, patented in 1945, by Moore Pen Company. Design for a pen section for a fountain pen.
• Year 1945, n° US-2432112, patented in 1947, by Moore Pen Company. Fountain pen.
  

Charles R. Keeran

• Year 1913, n° US-1130741, patented in 1915, by Wahl Eversharp. Mechanical pencil.
• Year 1914, n° US-1151016, patented in 1915, by Wahl Eversharp. Lead pencil.
• Year 1916, n° US-D049743, patented in 1916, by Wahl Eversharp. Design for a clip.
• Year 1917, n° US-1351574, patented in 1920, by Wahl Eversharp. Fountain-pen.
• Year 1917, n° US-1351575, patented in 1920, by Wahl Eversharp. Fountain-pen.
• Year 1918, n° US-1301057, patented in 1919, by Wahl Eversharp. Fountain pen.
• Year 1919, n° US-1360647, patented in 1920, by Autopoint. Fountain-pen.
• Year 1919, n° FR-496693, patented in 1919, by Wahl Eversharp. Perfectionnements aux porte-plume à réservoir.
• Year 1919, n° US-1426744, patented in 1922, by Autopoint. Pencil.
• Year 1925, n° US-1694945, patented in 1928, by Unbranded. Mechanical pencil.
• Year 1933, n° US-1989990, patented in 1935, by Wahl Eversharp. Fountain pen.
  

Charlesworth Livsey

• Year 1920, n° FR-531284, patented in 1922, by Lang - Curzon - Summit. Perfectionnements apportés aux porte-plumes à réservoir.
• Year 1920, n° DE-368070, patented in 1923, by Lang - Curzon - Summit. Fuellfederhalter.
• Year 1921, n° US-1577646, patented in 1926, by Lang - Curzon - Summit. Fountain or reservoir pen.
• Year 1927, n° FR-639313, patented in 1928, by Lang - Curzon - Summit. Porte-plume réservoir.
• Year 1945, n° GB-595572, patented in 1947, by Lang - Curzon - Summit. Improvements in and relating to Self-filling Fountain Pens.
• Year 1945, n° FR-932296, patented in 1948, by Stephens, Lang - Curzon - Summit. Mécanisme de commande de la barrette flexible de compression de la vessie à encre pour stylographes à remplissage automatique.
• Year 1947, n° FR-1060752, patented in 1954, by Lang - Curzon - Summit. Perfectionnement aux agrafes de poche pour stylographes, crayons et analogues.
• Year 1947, n° GB-621354, patented in 1949, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
• Year 1948, n° US-2557710, patented in 1951, by Lang - Curzon - Summit. Clip for pens.
• Year 1948, n° FR-66402E, patented in 1957, by Lang - Curzon - Summit. Perfectionnement aux agrafes de poche pour stylographes, crayons et analogues.
• Year 1949, n° GB-636823, patented in 1950, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
• Year 1950, n° GB-679065, patented in 1952, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
  

Christian Lausen

• Year 1929, n° GB-336190, patented in 1930, by Montblanc. Improvements in or relating to propeller pencils.
• Year 1929, n° GB-352184, patented in 1931, by Montblanc. Improvements in fountain pens.
  

Christoph Kunkel

• Year 1948, n° DE-807778, patented in 1951, by Uhu. Fuellfederhalter.
• Year 1948, n° DE-814119, patented in 1951, by Uhu. Tintenleiterdichtung fuer Fuellfederhalter.
• Year 1950, n° DE-829714, patented in 1952, by Uhu. Verschlusskappenverschraubung an Fuellhaltern.
• Year 1950, n° DE-824000, patented in 1951, by Uhu. Betätigungsvorrichtung für Füllhalter mit Saugkolben.
  

Claes W. Boman

• Year 1890, n° US-426758, patented in 1890, by Eagle. Fountain-pen.
• Year 1897, n° US-599591, patented in 1898, by Eagle. Fountain-pen.
• Year 1897, n° US-599590, patented in 1898, by Eagle. Fountain-pen.
• Year 1897, n° US-599592, patented in 1898, by Eagle. Fountain-pen.
• Year 1898, n° US-610428, patented in 1898, by Eagle. Fountain-pen.
• Year 1899, n° US-632633, patented in 1899, by Eagle. Fountain-pen.
• Year 1900, n° US-648839, patented in 1900, by Eagle. Fountain-pen.
• Year 1901, n° US-680117, patented in 1901, by Eagle. Fountain-pen.
• Year 1904, n° US-785653, patented in 1905, by Eagle. Fountain-pen.
• Year 1904, n° US-785654, patented in 1905, by Eagle. Fountain-pen.
• Year 1908, n° US-907722, patented in 1908, by Eagle. Fountain-pen.
• Year 1909, n° US-954415, patented in 1910, by Eagle. Fountain-pen.
• Year 1912, n° US-1051670, patented in 1913, by Eagle. Fountain-pen.
• Year 1912, n° US-1051671, patented in 1913, by Eagle. Fountain-pen.
• Year 1915, n° US-1153754, patented in 1915, by Eagle. Pen and pencil clip.
• Year 1916, n° US-1198994, patented in 1916, by Eagle. Fountain-pen.
• Year 1916, n° US-1205847, patented in 1916, by Eagle. Fountain-pen.
• Year 1916, n° US-1213725, patented in 1917, by Eagle. Fountain-pen.
• Year 1918, n° US-1262438, patented in 1918, by Eagle. Fountain-pen.
• Year 1920, n° US-1358511, patented in 1920, by Eagle. Fountain-pen clip.
  

Claus Johannes Voss

• Year 1929, n° GB-336190, patented in 1930, by Montblanc. Improvements in or relating to propeller pencils.
• Year 1929, n° GB-352184, patented in 1931, by Montblanc. Improvements in fountain pens.
  

Clemens A. Sonntag

• Year 1958, n° US-D185581, patented in 1959, by The Parker Pen Company. Fountain pen nib.
• Year 1959, n° US-3087464, patented in 1963, by The Parker Pen Company. Modular fountain pen.
  

Clinton E. Marshall

• Year 1928, n° US-1783734, patented in 1930, by Unbranded. Fountain pen attachment.
• Year 1929, n° US-1719895, patented in 1929, by Unbranded. Clip.
  

Craig R. Sheaffer

• Year 1921, n° US-1712850, patented in 1929, by W. A. Sheaffer Pen Company. Pencil.
• Year 1924, n° US-1641829, patented in 1927, by W. A. Sheaffer Pen Company. Combined fountain-pen rack and paper weight.
• Year 1925, n° US-D074242, patented in 1928, by W. A. Sheaffer Pen Company. Design for a fountain-pen desk stand.
• Year 1926, n° US-1807227, patented in 1931, by Pen Desk Set Company. Fountain-pen desk stand.
• Year 1928, n° US-D078795, patented in 1929, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1928, n° US-D078794, patented in 1929, by W. A. Sheaffer Pen Company. Design for a combination fountain pen and pencil.
• Year 1929, n° US-1900669, patented in 1933, by W. A. Sheaffer Pen Company. Pencil.
• Year 1934, n° US-D092212, patented in 1934, by W. A. Sheaffer Pen Company. Design for a fountain pen or similar article.
• Year 1935, n° US-D099218, patented in 1936, by W. A. Sheaffer Pen Company. Design for a fountain pen or similar article.
• Year 1936, n° US-2110558, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1952, n° US-2784699, patented in 1957, by W. A. Sheaffer Pen Company. Writing implements.
  

Danforth Cardozo Jr.

• Year 1955, n° US-D177560, patented in 1956, by Scripto. Ball point pen.
• Year 1955, n° US-D177369, patented in 1956, by Scripto. Ball point pen.
  

Daniel V. Bowen

• Year 1928, n° US-1935010, patented in 1933, by Waterman. Desk stand.
• Year 1931, n° US-1935011, patented in 1933, by Waterman. Desk stand.
• Year 1931, n° US-1842503, patented in 1932, by Waterman. Penholder for writing instruments.
  

David F. Mohns

• Year 1934, n° US-2035372, patented in 1936, by The Parker Pen Company. Fountain pen.
• Year 1942, n° US-2343991, patented in 1944, by The Parker Pen Company. Filling mechanism for fountain pens.
• Year 1944, n° US-2400768, patented in 1946, by The Parker Pen Company. Fountain pen.
• Year 1948, n° US-2645206, patented in 1953, by The Parker Pen Company. Writing pen.
  

David Finburgh

• Year 1926, n° GB-283677, patented in 1928, by Wyvern Fountain Pen Company. Improvements in Propelling Pencils.
• Year 1934, n° GB-418734, patented in 1934, by Wyvern Fountain Pen Company. Improvements in or relating to Fountain Pens.
• Year 1936, n° GB-456888, patented in 1936, by Wyvern Fountain Pen Company. Improvements in pens, pencils, and similar writing instruments.
• Year 1937, n° GB-472380, patented in 1937, by Wyvern Fountain Pen Company. Improvements relating to propelling pencils.
  

David J. La France

• Year 1916, n° US-1209978, patented in 1916, by Carter's Ink Company, Boston Pen. Self-filling fountain-pen.
• Year 1918, n° US-1300849, patented in 1919, by De Witt-La France. Fountain-pen.
• Year 1918, n° US-1340277, patented in 1920, by De Witt-La France. Fountain-pen.
• Year 1918, n° US-1350412, patented in 1920, by De Witt-La France. Clip for fountain-pen caps or the like.
• Year 1919, n° US-1423603, patented in 1922, by De Witt-La France. Pencil.
• Year 1919, n° US-1434684, patented in 1922, by De Witt-La France. Pencil.
• Year 1924, n° US-1528379, patented in 1925, by Chilton. Fountain pen.
• Year 1926, n° US-1669714, patented in 1928, by Carter's Ink Company. Fountain pen.
• Year 1928, n° US-1749037, patented in 1930, by Carter's Ink Company. Support for fountain-pen holders.
• Year 1929, n° US-1845293, patented in 1932, by Carter's Ink Company. Pencil.
• Year 1930, n° US-1807415, patented in 1931, by De Witt-La France. Fountain pen.
• Year 1931, n° US-1854747, patented in 1932, by Carter's Ink Company. Clip for fountain pens and pencils.
• Year 1938, n° US-2188662, patented in 1940, by De Witt-La France. Fountain pen.
  

David Juelss

• Year 1935, n° US-2110551, patented in 1938, by Venus. Mechanical pencil.
• Year 1937, n° US-2241203, patented in 1941, by Venus. Apparatus for making pencil leads.
• Year 1940, n° US-2239526, patented in 1941, by Venus. Reversible eraser tip.
• Year 1943, n° US-2349553, patented in 1944, by Venus. Mechanical pencil.
• Year 1944, n° US-2365880, patented in 1944, by Venus. Mechanical pencil.
• Year 1944, n° US-2380763, patented in 1945, by Venus. Feed for fountain pens.
• Year 1944, n° US-2396919, patented in 1946, by Venus. Fountain pen.
• Year 1944, n° US-2393250, patented in 1946, by Venus. Fountain pen.
• Year 1944, n° US-2393251, patented in 1946, by Venus. Fountain pen.
• Year 1945, n° US-D142170, patented in 1945, by Venus. Design for a nib section for a fountain pens.
• Year 1945, n° US-2473149, patented in 1949, by Venus. Mechanical pencil with step-by-steplead feeding means.
  

David Kahn

• Year 1930, n° US-D084146, patented in 1931, by Wearever. Design for a fountain pen.
• Year 1932, n° US-D087523, patented in 1932, by Wearever. Design for a fountain pen.
• Year 1932, n° US-D087524, patented in 1932, by Wearever. Design for a fountain pen.
• Year 1932, n° US-D087525, patented in 1932, by Wearever. Design for a pencil.
• Year 1932, n° US-D088299, patented in 1932, by Wearever. Design for a fountain pen.
• Year 1934, n° US-1966369, patented in 1934, by Wearever. Fountain pen.
• Year 1935, n° US-2186027, patented in 1940, by Wearever. Mechanical pencil.
• Year 1935, n° US-2075725, patented in 1937, by Wearever. Writing instrument.
• Year 1935, n° US-2249004, patented in 1941, by Wearever. Method of and apparatus for treating thermoplastic tubes.
• Year 1935, n° US-D098255, patented in 1936, by Wearever. Design for a fountain pen and pencil clip.
• Year 1936, n° US-D101042, patented in 1936, by Wearever. Design for a fountain pen and pencil clip.
• Year 1936, n° US-2186869, patented in 1940, by Wearever. Mechanical magazine pencil.
• Year 1936, n° US-2105424, patented in 1938, by Wearever. Pencil lead container.
• Year 1936, n° US-2094796, patented in 1937, by Wearever. Writing instrument clip with interchangeable initials.
• Year 1936, n° US-2094797, patented in 1937, by Wearever. Combined instrument clip and plaque holder.
• Year 1936, n° US-D106407, patented in 1937, by Wearever. Design for a fountain pen and pencil initial clip.
• Year 1937, n° US-2141988, patented in 1938, by Wearever. Plaque holder and method of making the same.
• Year 1937, n° US-2141990, patented in 1938, by Wearever. Plaque holder for writing instruments and the like.
• Year 1937, n° US-2203093, patented in 1940, by Wearever. Mechanical pencil.
• Year 1937, n° US-2150065, patented in 1939, by Wearever. Pen desk set.
• Year 1937, n° US-D110810, patented in 1938, by Wearever. Design for a pencil or the like.
• Year 1938, n° US-2141991, patented in 1938, by Wearever. Plaque holder and blank.
• Year 1938, n° US-2208460, patented in 1940, by Wearever. Pen point and method of making the same.
• Year 1938, n° US-2186870, patented in 1940, by Wearever. Mechanical pencil.
• Year 1940, n° US-D120734, patented in 1940, by Wearever. Design for a pencil lead container or the like.
• Year 1940, n° US-D123293, patented in 1940, by Wearever. Design for a fountain pen and pencil clip.
• Year 1940, n° US-D121336, patented in 1940, by Wearever. Design for a fountain pen and pencil clip or similar article.
• Year 1940, n° US-D121335, patented in 1940, by Wearever. Design for a fountain pen and pencil clip or similar article.
• Year 1942, n° US-2365473, patented in 1944, by Wearever. Writing instrument assemblage.
• Year 1942, n° US-D135890, patented in 1943, by Wearever. Design for a fountain pen and pencil clip or the like.
• Year 1942, n° US-2339860, patented in 1944, by Wearever. Fountain pen.
• Year 1943, n° US-D138346, patented in 1944, by Wearever. Design for a fountain pen.
• Year 1943, n° US-D138345, patented in 1945, by Wearever. Design for a pencil.
• Year 1945, n° US-D141588, patented in 1945, by Wearever. Design for a fountain pen.
• Year 1945, n° US-2509234, patented in 1950, by Wearever. Fountain pen cap.
• Year 1946, n° US-2642842, patented in 1953, by Wearever. Fountain pen.
• Year 1947, n° US-2605746, patented in 1952, by Wearever. Fountain pen.
• Year 1948, n° US-2605745, patented in 1952, by Wearever. Fountain pen.
• Year 1948, n° US-D158465, patented in 1950, by Wearever. Fountain pen or pencil clip.
• Year 1949, n° US-D158973, patented in 1950, by Wearever. Fountain pen.
• Year 1949, n° US-2624315, patented in 1953, by Wearever. Fountain pen.
• Year 1950, n° US-2774333, patented in 1956, by Wearever. Fountain pen with improved feed construction.
• Year 1952, n° US-2750927, patented in 1956, by Wearever. Fountain pens.
• Year 1952, n° US-2692580, patented in 1954, by Wearever. Writing instrument.
• Year 1953, n° US-2807237, patented in 1957, by Wearever. Writing instruments.
• Year 1954, n° US-2811948, patented in 1957, by Wearever. Locking device for fountain pen.
• Year 1955, n° US-D183696, patented in 1958, by Wearever. Writing instrument.
  

David Klein

• Year 1923, n° US-1475953, patented in 1923, by Eclipse. Lever for self-filler fountain pens.
• Year 1923, n° US-1468025, patented in 1923, by Eclipse. Clip for fountain pens.
• Year 1923, n° US-1475954, patented in 1923, by Eclipse. Self-filling fountain pen.
  

David W. Beaumel

• Year 1886, n° US-353399, patented in 1886, by Caw's. Fountain-pen.
• Year 1890, n° US-491795, patented in 1893, by Beaumel. Fountain-pen.
• Year 1893, n° US-507348, patented in 1893, by Beaumel. Stylographic pen.
• Year 1897, n° US-603463, patented in 1898, by Beaumel. Fountain-pen.
• Year 1904, n° US-769427, patented in 1904, by Beaumel. Stylographic pen.
• Year 1906, n° US-839537, patented in 1906, by Beaumel. Holder for fountain pen & C..
• Year 1911, n° US-1169603, patented in 1916, by Beaumel. Fountain-pen.
• Year 1921, n° US-1435446, patented in 1922, by Beaumel. Self-filling fountain pen.
  

Davis L. Davis

• Year 1923, n° US-D066791, patented in 1925, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1924, n° US-D066791, patented in 1926, by W. A. Sheaffer Pen Company. Design for a fountain pen.
  

De Witt C. Van Valer

• Year 1903, n° US-772193, patented in 1904, by A. A. Waterman. Pen.
• Year 1912, n° US-1151980, patented in 1915, by A. A. Waterman. Fountain-pen.
• Year 1918, n° US-1328215, patented in 1920, by A. A. Waterman. Lever-filler for fountain-pens.
  

Derrick John Silver

• Year 1955, n° GB-842854, patented in 1960, by Mentmore. Improvements in or relating to reservoir writing instruments.
• Year 1957, n° GB-903560, patented in 1962, by Mentmore. Improvements in or relating to fountain pens.
• Year 1957, n° GB-903559, patented in 1962, by Mentmore. Improvements in or relating to fountain pens.
• Year 1957, n° CH-352252, patented in 1960, by Mentmore. Porte-plume à réservoir.
• Year 1958, n° GB-927251, patented in 1963, by Mentmore. Improvements in or relating to fountain pens.
• Year 1958, n° US-2983254, patented in 1961, by Mentmore. Fountain pens.
• Year 1958, n° CH-353996, patented in 1961, by Mentmore. Plume à réservoir.
• Year 1958, n° GB-948431, patented in 1964, by Mentmore. Improvements in or relating to fountain pens.
• Year 1961, n° GB-1017991, patented in 1966, by Mentmore. Improvements in self-filling fountain pen.
• Year 1962, n° US-3116719, patented in 1964, by Mentmore. Self-filling fountain pens.
  

Dewitt C. Demarest

• Year 1885, n° US-340865, patented in 1886, by Eagle. Fountain-pen.
• Year 1886, n° US-353053, patented in 1886, by Eagle. Fountain-pen.
• Year 1886, n° US-361493, patented in 1887, by Eagle. Fountain-pen.
• Year 1888, n° US-408000, patented in 1889, by Eagle. Fountain-pen.
• Year 1899, n° US-634398, patented in 1899, by Eagle. Fountain-pen.
• Year 1911, n° US-1112362, patented in 1914, by Eagle. Fountain-pen.
  

Dino Frulli

• Year 1930, n° GB-397736, patented in 1933, by Zerollo. Improvements in and relating to twin fountain pens.
• Year 1930, n° FR-728038, patented in 1932, by Zerollo. Porte-plume à réservoir à plumes jumelées.
• Year 1930, n° US-1893130, patented in 1933, by Zerollo. Fountain pen.
  

Donald H. Young

• Year 1954, n° US-D177359, patented in 1956, by Waterman. Cap for a writing instrument.
• Year 1954, n° US-D178033, patented in 1956, by Waterman. Fountain pen.
• Year 1954, n° US-2802448, patented in 1957, by Waterman. Fountain pen construction and ink cartridge therefor.
• Year 1955, n° US-2987044, patented in 1961, by Waterman. Fountain pen nib mounting.
• Year 1955, n° US-2782762, patented in 1957, by Waterman. Snap-action cap for fountain pen or the like.
• Year 1955, n° US-2881737, patented in 1959, by Waterman. Fountain pen feed construction.
  

Donald Ladd

• Year 1921, n° CA-225369, patented in 1922, by Dictator. Pencil.
• Year 1921, n° GB-179145, patented in 1923, by Dictator. Improvements in pencils.
  

Duncan Cameron

• Year 1867, n° US-61156, patented in 1867, by Cameron. Pen.
• Year 1905, n° GB-190515547, patented in 1906, by Cameron. Improvements in a Certain Part of Fountain Pens.
• Year 1907, n° GB-190708313, patented in 1907, by Cameron. Improvements in Pen-nibs for use in connection with Fountain and other Pens.
• Year 1907, n° GB-190828493, patented in 1909, by Cameron. Improvements in Fountain Pen Nibs.
• Year 1908, n° GB-190804024, patented in 1908, by Cameron. Improvements in and relating to Fountain Pen Nibs.
• Year 1908, n° FR-396527, patented in 1909, by Cameron. Bec de plume à réservoir.
• Year 1908, n° GB-190809818, patented in 1909, by Cameron. Improvements in and relating to Fountain Pen Nibs.
• Year 1908, n° GB-190823642, patented in 1909, by Cameron. Improvements in or relating to Fountain Pens.
• Year 1908, n° US-940509, patented in 1909, by Cameron. Fountain pen nib.
• Year 1916, n° GB-101241, patented in 1916, by Cameron. Improvements in Fountain and other Reservoir Pens.
• Year 1916, n° FR-20859E, patented in 1919, by Cameron. Perfectionnements aux stylographes et autres porte-plumes à réservoir.
• Year 1916, n° FR-483349, patented in 1917, by Cameron. Perfectionnements aux stylographes et autres porte-plumes à réservoir.
• Year 1916, n° GB-113082, patented in 1918, by Cameron. Improvements in Fountain or Reservoir Pens.
• Year 1918, n° US-1277848, patented in 1918, by Cameron. Fountain or reservoir pen.
• Year 1919, n° US-1375559, patented in 1921, by Cameron. Fountain and other reservoir-pen.
• Year 1919, n° GB-151844, patented in 1920, by Cameron. Improvements in fountain and other reservoir pens.
• Year 1919, n° FR-526081, patented in 1920, by Cameron. Perfectionnements apportés aux porte-plumes réservoir.
• Year 1919, n° DE-356665, patented in 1922, by Cameron. Füllfederhalter.
  

Duncan Mackinnon

• Year 1875, n° US-174965, patented in 1876, by MacKinnon. Improvements in fountain pen.
• Year 1879, n° US-217888, patented in 1879, by MacKinnon. Improvements in stylographic fountain-pens.
  

Edmund Moster

• Year 1908, n° AT-38995, patented in 1909, by Penkala. Bleistiftschoner.
• Year 1908, n° GB-190814947, patented in 1908, by Penkala. Improvements in Lead Pencil Protectors.
• Year 1908, n° FR-395879, patented in 1909, by Penkala. Protège-pointe pour crayons.
• Year 1908, n° CH-45651, patented in 1909, by Penkala. Bleistiftschoner.
• Year 1910, n° FR-423826, patented in 1911, by Penkala. Porte-plume.
• Year 1910, n° AT-56132B, patented in 1912, by Penkala. Federhalter.
• Year 1910, n° AT-63461B, patented in 1914, by Penkala. Federhalter.
• Year 1910, n° FR-15507E, patented in 1912, by Penkala. Porte-plume.
• Year 1911, n° GB-191101051, patented in 1911, by Penkala. Improvements in Pen Holders.
• Year 1912, n° GB-191210727, patented in 1912, by Penkala. Improvements in Pen Holders.
• Year 1913, n° AT-65330B, patented in 1914, by Penkala. Tintenlöscher.
  

Eduard Penkala

• Year 1906, n° AT-31184, patented in 1907, by Penkala. Füllbleistift.
• Year 1906, n° DE-176702, patented in 1906, by Penkala. Füllbleistift mit verschiebbarer Mine.
• Year 1906, n° DK-09144, patented in 1906, by Penkala. Blyantstiftholder.
• Year 1906, n° GB-190603690, patented in 1906, by Penkala. Improvements in Pencil Cases.
• Year 1906, n° CH-36513, patented in 1907, by Penkala. Füllbleistift.
• Year 1906, n° FR-363394, patented in 1906, by Penkala. Porte-mine.
• Year 1906, n° DE-183242, patented in 1907, by Penkala. Füllbleistift mit verschiebbarer Mine.
• Year 1906, n° GB-190616715, patented in 1906, by Penkala. Improvements in Pencil-cases.
• Year 1906, n° CH-37618, patented in 1907, by Penkala. Füllbleistift mit verschiebbarer Mine.
• Year 1906, n° FR-06524E, patented in 1906, by Penkala. Porte-mine.
• Year 1906, n° AT-31185, patented in 1907, by Penkala. Füllbleistift.
• Year 1906, n° DK-09918, patented in 1907, by Penkala. Blyantstiftholder.
• Year 1907, n° DE-193717, patented in 1907, by Penkala. Füllfederhalter für feste Tinte.
• Year 1908, n° AT-36998, patented in 1909, by Penkala. Tintenfaß.
• Year 1908, n° GB-190812001, patented in 1908, by Penkala. Improvements in and relating to Ink-stands.
• Year 1912, n° GB-191210727, patented in 1912, by Penkala. Improvements in Pen Holders.
  

Eduard Reisert

• Year 1897, n° CH-13885, patented in 1897, by Klio-Werk. Federhalter mit Tintenbehälter.
• Year 1897, n° US-634029, patented in 1899, by Klio-Werk. Fountain-pen.
• Year 1897, n° AT-179B, patented in 1899, by Klio-Werk. Füllfederhalter.
• Year 1897, n° DK-1592C, patented in 1898, by Klio-Werk. Penneskaft med Blækbeholder.
• Year 1898, n° DK-2722C, patented in 1899, by Klio-Werk. Penneskaft med Blækbeholder.
• Year 1899, n° GB-189902000, patented in 1899, by Klio-Werk. Improvement in Fountain-pens.
• Year 1899, n° AT-398B, patented in 1899, by Klio-Werk. Füllfederhalter.
• Year 1899, n° US-673451, patented in 1901, by Klio-Werk. Fountain-pen.
• Year 1899, n° CH-282E, patented in 1899, by Klio-Werk. Federhalter mit Tintenbehälter.
• Year 1900, n° US-655736, patented in 1901, by Klio-Werk. Fountain-pen.
• Year 1900, n° AT-3719B, patented in 1901, by Klio-Werk. Vorrichtung zum Rückbefördern der Tinte bei Füllfederhaltern.
• Year 1900, n° GB-190006677, patented in 1901, by Klio-Werk. Improvement in Fountain-pens.
• Year 1900, n° DE-121245, patented in 1901, by Klio-Werk. Füllfederhalter mit Schreibstifteinsatz.
• Year 1900, n° GB-190023217, patented in 1901, by Klio-Werk. Combined Fountain-pen and Pencil.
• Year 1900, n° AT-7500B, patented in 1902, by Klio-Werk. Füllfederhalter mit Schreibstift.
• Year 1903, n° GB-190308198, patented in 1904, by Klio-Werk. Improvements in or relating to Fountain Pens.
• Year 1903, n° FR-333684, patented in 1903, by Klio-Werk. Porte-plume à réservoir.
• Year 1903, n° US-803927, patented in 1905, by Klio-Werk. Fountain pen.
  

Edward C. Berry

• Year 1928, n° US-1755586, patented in 1930, by Chilton. Fountain pen.
• Year 1929, n° US-1811874, patented in 1931, by Chilton. Fountain-pen.
  

Edward F. Molyneux

• Year 1935, n° US-D100967, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100963, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100968, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100964, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100969, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100965, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100966, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1935, n° US-D100962, patented in 1936, by Chilton. Design for a fountain pen or similar article.
  

Edward G. Knight

• Year 1930, n° GB-360918, patented in 1931, by De La Rue - Onoto. Improvements in or relating to means for attaching clips to fountain pen caps and the like.
• Year 1936, n° GB-471612, patented in 1937, by De La Rue - Onoto. Improvements in or relating to self-filling fountain pens.
• Year 1937, n° GB-495659, patented in 1938, by De La Rue - Onoto. Improvements in or relating to fountain pen barrels and the like.
• Year 1937, n° GB-497169, patented in 1938, by De La Rue - Onoto. Improvements in or relating to fountain pens.
• Year 1939, n° GB-525411, patented in 1940, by De La Rue - Onoto. Improvements in stylographs.
  

Edward G. Peck

• Year 1894, n° US-523234, patented in 1894, by A. A. Waterman. Fountain-pen.
• Year 1895, n° US-551895, patented in 1895, by A. A. Waterman. Fountain-pen.
• Year 1915, n° US-1180424, patented in 1916, by A. A. Waterman. Fountain-pen.
  

Edward S. Wood

• Year 1928, n° US-1939753, patented in 1933, by Esterbrook. Fountain pen.
• Year 1932, n° GB-412610, patented in 1934, by Esterbrook. Improvements in or relating to fountain pens.
  

Edward Stephen Sears

• Year 1921, n° GB-184071, patented in 1922, by Swan. Improvements in or relating to reservoir pen-holders.
• Year 1921, n° FR-554761, patented in 1923, by Swan. Perfectionnements apportés aux porte-plumes à réservoir.
• Year 1932, n° US-1954952, patented in 1934, by Swan. Fountain pen.
• Year 1932, n° GB-390585, patented in 1933, by Swan. Improvements in, or relating to, Fountain Pens.
• Year 1934, n° GB-435482, patented in 1935, by Swan. Improvements in or relating to Fountain Pens.
• Year 1934, n° US-2056055, patented in 1936, by Swan. Self filling fountain pen.
• Year 1934, n° GB-451275, patented in 1933, by Swan. Improvements in self-filling fountain pens.
• Year 1936, n° GB-479937, patented in 1938, by Swan. Improvements in or relating to pencil holders.
• Year 1936, n° GB-480717, patented in 1938, by Swan. Improvements in or relating to propelling pencils.
• Year 1936, n° GB-480965, patented in 1938, by Swan. Improvements in self-filling fountain pens.
• Year 1937, n° GB-474893, patented in 1937, by Swan. Improvements in or relating to stylographic pens.
• Year 1938, n° GB-514513, patented in 1939, by Swan. Improvements in or relating to self-filling fountain pens.
• Year 1939, n° GB-527422, patented in 1940, by Swan. Improvements in or relating to self-filling fountain pens.
• Year 1944, n° GB-575341, patented in 1946, by Swan. Improvements in or relating to fountain pens.
• Year 1945, n° US-2579342, patented in 1951, by Swan. Fountain pen.
• Year 1945, n° GB-595652, patented in 1947, by Swan. Improvements in or relating to Fountain Pens.
• Year 1945, n° US-2554641, patented in 1951, by Swan. Fountain pen.
• Year 1946, n° GB-616010, patented in 1949, by Swan. Improvements in or relating to self-filling fountain pens.
• Year 1946, n° GB-623767, patented in 1949, by Swan. Improvements in or relating to fountain pens.
• Year 1946, n° GB-621822, patented in 1949, by Swan. Improvements in or relating to fountain pens.
• Year 1948, n° GB-656673, patented in 1951, by Swan. Improvements in Nib Sections for Fountain Pens.
• Year 1949, n° FR-989530, patented in 1951, by Swan. Amélioration aux porte-plume réservoirs ou les concernant.
• Year 1950, n° GB-679783, patented in 1952, by Swan. Improvements in Nib Sections for Fountain Pens.
• Year 1951, n° GB-729639, patented in 1955, by Swan. Improvements in Nib Sections for Fountain Pens.
• Year 1952, n° GB-729729, patented in 1955, by Swan. Improvements in Nib-Sections for Fountain Pens.
  

Edward Todd Jr.

• Year 1889, n° US-D019277, patented in 1889, by Swan. Design for foutain pen or pencil holder.
• Year 1889, n° US-D019278, patented in 1889, by Swan. Design for foutain pen or pencil holder.
• Year 1920, n° US-D058001, patented in 1921, by Swan. Design for surface ornamentation for a pen, pencil, penknife, or similar article.
  

Edwards Ernest Ethelbert

• Year 1964, n° GB-1039667, patented in 1966, by Conway Stewart. Improvements in reservoir writing, drawing or marking instruments.
• Year 1964, n° GB-1058094, patented in 1967, by Conway Stewart. Improvements in and relating to paper clips.
• Year 1967, n° GB-1150333, patented in 1969, by Conway Stewart. Improvements in and relating to ball-point pens.
  

Edwin F. Britten

• Year 1914, n° US-1197360, patented in 1916, by Waterman. Presser-bar-actuating lever for self-filling fountain-pens.
• Year 1914, n° GB-191505790, patented in 1915, by Waterman. Improvements in Self-filling Fountain Pens.
• Year 1915, n° FR-480426, patented in 1916, by Waterman. Perfectionnements aux porte-plume à réservoir à remplissage automatique.
• Year 1915, n° US-1156748, patented in 1915, by Waterman. Spring and presser-bar for fountain-pens.
• Year 1915, n° US-1228177, patented in 1917, by Waterman. Mounting for a presser-bar-actuating lever for self-filling fountain-pens.
  

Elmer D. Thompson

• Year 1956, n° US-2949887, patented in 1960, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1977, n° US-D252464, patented in 1979, by The Parker Pen Company. Fountain pen nib.
  

Emanuel Feldorf

• Year 1925, n° GB-269614, patented in 1927, by Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
• Year 1926, n° GB-273357, patented in 1927, by Lang - Curzon - Summit, W. J. May and Co.. Improvements in and relating to Fountain Pens.
• Year 1926, n° FR-628272, patented in 1927, by Lang - Curzon - Summit, W. J. May and Co.. Perfectionnements apportés aux porte-plumes à réservoir ou à remplissage automatique.
  

Emil Ghüne

• Year 1938, n° DE-689266, patented in 1940, by Soennecken. Taschenklammer an Verschlusskappen für Füllfederhalter und Füllstifte.
• Year 1939, n° DE-739296, patented in 1943, by Soennecken. Druckfuellhalter.
• Year 1939, n° DE-741104, patented in 1943, by Soennecken. Fuellhalter mit Fuellkolben.
• Year 1941, n° DE-755511, patented in 1953, by Soennecken. Fuellhalter.
• Year 1941, n° DE-764096, patented in 1950, by Soennecken. Portemine à réservoir de mines et à poussoir.
• Year 1941, n° DE-761811, patented in 1953, by Soennecken. Tintenfass mit im Vorratsraum angeordnetem, als Saugkolben wirkendem Verschlusskoerper.
• Year 1942, n° DE-928276, patented in 1955, by Soennecken. Tintenfass.
  

Emil Wenzel

• Year 1940, n° DE-875462, patented in 1953, by Soennecken. Tintenleiter mit einem mit Kapillarkanaelen verbundenen Luftkanal fuer Fuellhalter mit durch Druck verstellbarem Fuellkolben.
• Year 1941, n° DE-761811, patented in 1953, by Soennecken. Tintenfass mit im Vorratsraum angeordnetem, als Saugkolben wirkendem Verschlusskoerper.
  

Emile Henry Jules Thinard

• Year 1946, n° FR-925076, patented in 1947, by Edacoto. Perfectionnements aux porte-plume réservoir à piston de remplissage.
• Year 1948, n° FR-973950, patented in 1951, by Edacoto. Stylographe perfectionné.
  

Eric Ernest Samuel Wade

• Year 1921, n° GB-182620, patented in 1922, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1929, n° GB-323129, patented in 1929, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1933, n° GB-414929, patented in 1934, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1936, n° GB-469699, patented in 1937, by Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
• Year 1938, n° GB-517388, patented in 1940, by Lang - Curzon - Summit. Improvements relating to Fountain Pens.
• Year 1943, n° GB-570091, patented in 1945, by Lang - Curzon - Summit. Improvements in flow testing apparatus.
• Year 1943, n° GB-573545, patented in 1945, by Lang - Curzon - Summit. Improvements in and relating to immersion testing apparatus.
• Year 1945, n° FR-932296, patented in 1948, by Stephens, Lang - Curzon - Summit. Mécanisme de commande de la barrette flexible de compression de la vessie à encre pour stylographes à remplissage automatique.
• Year 1945, n° GB-595572, patented in 1947, by Lang - Curzon - Summit. Improvements in and relating to Self-filling Fountain Pens.
• Year 1945, n° GB-598726, patented in 1948, by Lang - Curzon - Summit. Improvements in and relating to self-filling fountain pens.
• Year 1946, n° GB-607060, patented in 1948, by Lang - Curzon - Summit. Improvements in and relating to fountain pens.
• Year 1947, n° GB-621354, patented in 1949, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
• Year 1947, n° FR-1060752, patented in 1954, by Lang - Curzon - Summit. Perfectionnement aux agrafes de poche pour stylographes, crayons et analogues.
• Year 1948, n° US-2557710, patented in 1951, by Lang - Curzon - Summit. Clip for pens.
• Year 1948, n° FR-66402E, patented in 1957, by Lang - Curzon - Summit. Perfectionnement aux agrafes de poche pour stylographes, crayons et analogues.
• Year 1949, n° GB-636823, patented in 1950, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
• Year 1950, n° GB-679065, patented in 1952, by Lang - Curzon - Summit. Improvements in pocket clips for fountain pens, pencils and the like.
  

Ernest M. Wade

• Year 1909, n° FR-413467, patented in 1910, by Lang - Curzon - Summit. Perfectionnements aux porte-plume réservoirs.
• Year 1909, n° GB-190905849, patented in 1910, by Lang - Curzon - Summit. Improvements in or connected with Reservoir-pens.
• Year 1909, n° US-972301, patented in 1910, by Lang - Curzon - Summit. Reservoir-pen.
• Year 1910, n° GB-191007239, patented in 1911, by Lang - Curzon - Summit. Improvements in or connected with "Self-filling" Reservoir Pens.
• Year 1910, n° FR-422654, patented in 1911, by Lang - Curzon - Summit. Perfectionnements aux porte-plume réservoirs à remplissage automatique.
• Year 1910, n° FR-427646, patented in 1911, by Lang - Curzon - Summit. Perfectionnements aux porte-plume réservoirs à remplissage automatique.
• Year 1911, n° GB-191116979, patented in 1912, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1912, n° GB-191211520, patented in 1913, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1912, n° GB-191211730, patented in 1913, by Lang - Curzon - Summit. Improvements in or relating to Stylographic Reservoir Pens.
• Year 1912, n° GB-191129078, patented in 1912, by Lang - Curzon - Summit. Improvements in or relating to Self-filling Fountain or Reservoir Pens.
• Year 1912, n° US-1124454, patented in 1915, by Lang - Curzon - Summit. Fountain or reservoir pen.
• Year 1912, n° GB-191220490, patented in 1913, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1912, n° FR-462292, patented in 1914, by Lang - Curzon - Summit. Stilographe.
• Year 1913, n° US-1122559, patented in 1914, by Lang - Curzon - Summit. Fountain or reservoir pen.
• Year 1915, n° GB-191502959, patented in 1915, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens Pens.
• Year 1932, n° GB-409074, patented in 1934, by Lang - Curzon - Summit. Improvements in or relating to Pencils.
  

Ernst Rösler

• Year 1922, n° US-1480302, patented in 1924, by Montblanc. Fountain drawing pen.
• Year 1924, n° GB-238110, patented in 1925, by Montblanc. Improvements in fountain pens of the automatic filling type.
• Year 1924, n° US-1560485, patented in 1925, by Montblanc. Automatically-filling fountain pen.
• Year 1933, n° DE-641120, patented in 1937, by Montblanc. Füllfederhalter.
• Year 1933, n° DE-634140, patented in 1936, by Montblanc. Füllvorrichtung, insbesondere zum Füllen von Füllfederhaltern.
• Year 1934, n° DE-701860, patented in 1941, by Kaweco, Montblanc. Korrosionsbeständige Schreibfeder, insbesondere für Füllfederhalter.
• Year 1937, n° US-2167815, patented in 1939, by Montblanc. Fountain pen.
• Year 1949, n° DE-816965, patented in 1951, by Montblanc. Schreibkugel-Füllhalter.
• Year 1949, n° DE-804532, patented in 1951, by Montblanc. Führungselement für Kolbenfüller.
• Year 1949, n° DE-804767, patented in 1951, by Montblanc. Verschlusskappe fuer Schreibwerkzeuge.
• Year 1949, n° DE-846221, patented in 1952, by Montblanc. Mechanik für Kolbenfüller.
• Year 1950, n° DE-838871, patented in 1952, by Montblanc. Schreibkugel-Füllhalter.
• Year 1950, n° DE-835414, patented in 1952, by Montblanc. Tintenleiter für Füllfederhalter.
• Year 1950, n° DE-900908, patented in 1954, by Montblanc. Teleskopmechanik für Kolbenfüller.
• Year 1951, n° DE-846072, patented in 1952, by Montblanc. Flüssigkeitsbehälter.
• Year 1951, n° DE-870806, patented in 1953, by Montblanc. Verschliessbarer Behälter.
• Year 1952, n° DE-936849, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben.
• Year 1953, n° DE-933553, patented in 1955, by Montblanc. Verschlusskappe mit nachgiebiger Klemmvorrichtung fuer Schreibwerkzeuge.
• Year 1953, n° DE-1014459, patented in 1957, by Montblanc. Füllfederhalter mit Schraubkolben Leerlaufkupplung zwischen Drehknopf und Kolbenspindel.
• Year 1953, n° DE-929470, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben und Mitnehmerkupplung.
• Year 1953, n° ES-215091, patented in 1955, by Montblanc. Mejoras en la construccion de portaplumas rellenables con émbolo de tornillo.
• Year 1954, n° DE-963224, patented in 1957, by Montblanc. Kolben für Füllfederhalter.
• Year 1956, n° DE-1009969, patented in 1957, by Montblanc. Schreibgerät mit längsverschiebbarem Schreibspitzenträger.
• Year 1956, n° US-2986119, patented in 1961, by Montblanc. Writing instruments.
  

Etienne Panici

• Year 1938, n° DE-700837, patented in 1941, by Bayard. Fuellfederhalter mit einem Glasrohr und einer dieses umgebenden durchsichtigen Schutzhuelse.
• Year 1949, n° DE-818614, patented in 1951, by Bayard. Einhaengeklemme fuer Fuellfeder- und Bleistifthalter.
  

Eugen Hahn

• Year 1907, n° GB-190713900, patented in 1908, by Montblanc. Improvements in Fountain Pen Holders.
• Year 1907, n° FR-379615, patented in 1907, by Montblanc. Stylographe.
  

Eugenio Verga

• Year 1929, n° GB-334913, patented in 1930, by Columbus. Improvements in fountain pen.
• Year 1931, n° CA-327288, patented in 1932, by Swan, Columbus. Fountain pen / Stylographe.
  

Evelyn De La Rue

• Year 1905, n° GB-190502671, patented in 1905, by De La Rue - Onoto. Improvements in Fountain Pens.
• Year 1905, n° US-814805, patented in 1906, by De La Rue - Onoto. Fountain-pen.
• Year 1905, n° GB-190524851, patented in 1906, by De La Rue - Onoto. Improvements in Stylographic Pens.
• Year 1908, n° US-926611, patented in 1909, by De La Rue - Onoto. Reservoir Pen.
  

Farnham F. Boyle

• Year 1941, n° US-2274470, patented in 1942, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1944, n° US-D142392, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1955, n° US-2833251, patented in 1958, by Ritepoint. Writing instrument.
  

Felix Riesenberg

• Year 1910, n° US-955205, patented in 1910, by Unbranded. Fountain-pen.
• Year 1910, n° GB-191100218, patented in 1911, by Unbranded. Improvements in Fountain Pens.
• Year 1910, n° US-1050295, patented in 1913, by Unbranded. Fountain-pen.
• Year 1912, n° US-1037660, patented in 1912, by Unbranded. Fountain-pen.
• Year 1912, n° GB-191218716, patented in 1912, by Unbranded. Improvements in and relating to Fountain Pens.
• Year 1915, n° US-1180946, patented in 1916, by Waterman. Self-filling fountain-pen.
• Year 1915, n° US-1251421, patented in 1917, by Swan. Fountain-pen filler.
• Year 1916, n° US-1249501, patented in 1917, by Swan. Self-filling Fountain-pen.
• Year 1916, n° GB-118118, patented in 1919, by Swan. Improvements in Self-filling Fountain Pens.
• Year 1918, n° US-RE14474, patented in 1918, by Swan. Self-filling Fountain-pen.
  

Firme G. Rau

• Year 1930, n° FR-701215, patented in 1931, by G. Rau. Porte-plume réservoir.
• Year 1930, n° DE-560539, patented in 1932, by G. Rau. Verfahren zur Herstellung von Taschenklammern, insbesondere fuer Fuellhalter.
• Year 1931, n° DE-590795, patented in 1934, by G. Rau. Verfahren zur Herstellung von Taschenklammern.
• Year 1931, n° FR-726288, patented in 1932, by G. Rau. Procédé pour la fabrication d'agrafes en feuille de plaqué simple ou double pour porte-plume réservoirs, etc..
• Year 1931, n° DE-577248, patented in 1933, by G. Rau. Verfahren zur Herstellung von Doubletaschenklammern fuer Fuellhalter, -bleistifte u.dgl..
• Year 1931, n° FR-730165, patented in 1932, by Météore - La Plume d'Or, Uneman, G. Rau. Dispositif pour la fixation et le guidage du porte-plume réservoir dans la douille-enveloppe.
• Year 1932, n° FR-750757, patented in 1933, by Météore - La Plume d'Or, Uneman, G. Rau. Porte-plume réservoir.
  

Floyd E. Bartell

• Year 1947, n° DE-882047, patented in 1953, by The Parker Pen Company. Fuellfederhalter.
• Year 1947, n° FR-969966, patented in 1950, by The Parker Pen Company. Stylographe aver reservoir d'encre remplissable par capillarité.
• Year 1947, n° US-2522555, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1950, n° US-2648309, patented in 1953, by The Parker Pen Company. Fountain pen.
  

Francis C. Brown

• Year 1882, n° US-264854, patented in 1882, by Caw's. Stylographic Fountain-Pen.
• Year 1886, n° US-345411, patented in 1886, by Caw's. Fountain-pen.
• Year 1886, n° US-353399, patented in 1886, by Caw's. Fountain-pen.
• Year 1887, n° US-374140, patented in 1887, by Caw's. Fountain-pen.
• Year 1894, n° US-533942, patented in 1895, by Caw's. Fountain-pen.
• Year 1897, n° US-612013, patented in 1898, by Caw's, Waterman. Fountain-pen.
• Year 1901, n° US-697975, patented in 1902, by Caw's. Fountain-pen.
• Year 1903, n° US-750430, patented in 1904, by Caw's. Fountain-pen.
• Year 1903, n° US-750583, patented in 1904, by Caw's. Fountain-pen.
• Year 1904, n° US-773371, patented in 1904, by Caw's. Fountain-pen.
• Year 1905, n° US-819719, patented in 1906, by Caw's. Fountain-pen.
• Year 1906, n° US-846547, patented in 1907, by Caw's. Fountain-pen.
• Year 1907, n° US-901948, patented in 1908, by Caw's. Fountain-pen.
• Year 1908, n° US-949752, patented in 1910, by Caw's. Fountain-pen.
• Year 1909, n° US-953316, patented in 1910, by Caw's. Fountain-pen.
  

Francis Charles Jarvis

• Year 1908, n° GB-190804840, patented in 1909, by Conway Stewart. Improvements in Stylographic Pens.
• Year 1908, n° FR-392740, patented in 1908, by Conway Stewart. Plume à réservoir.
• Year 1909, n° FR-411575, patented in 1910, by Conway Stewart. Stylographe.
• Year 1909, n° GB-190918450, patented in 1909, by Conway Stewart. Improvements in Stylographic Pens.
  

Francis W. Vaughn Jr.

• Year 1910, n° US-984116, patented in 1911, by Moore Pen Company, Vaughn-Upton. Fountain-pen.
• Year 1910, n° GB-191116434, patented in 1911, by Moore Pen Company, Vaughn-Upton. Improvements in Fountain Pens.
• Year 1911, n° US-1019930, patented in 1912, by Vaughn-Upton. Fountain-pen.
• Year 1911, n° US-1071538, patented in 1913, by Vaughn-Upton. Fountain-pen.
• Year 1911, n° US-1035665, patented in 1912, by Vaughn-Upton. Fountain-pen.
  

Frank Amos Jhonson

• Year 1911, n° US-1066115, patented in 1913, by Waterman. Signagraph.
• Year 1912, n° US-1080347, patented in 1913, by Waterman. Multiple-writing machine.
  

Frank C. Deli

• Year 1927, n° US-1733780, patented in 1929, by Autopoint. Filling device for fountain pens.
• Year 1939, n° US-D115544, patented in 1939, by Autopoint. Design for a pen and pencil clip.
• Year 1945, n° US-2418218, patented in 1947, by Autopoint. Clip construction.
  

Frank H. Mooney

• Year 1907, n° US-879296, patented in 1908, by C. E. Barret & Company, Mooney. Self filling fountain pen.
• Year 1915, n° US-1281194, patented in 1918, by Conklin Pen Manufacturing Co.. Self-filling fountain pen.
• Year 1915, n° US-1171624, patented in 1916, by Conklin Pen Manufacturing Co.. Fountain-pen clip.
• Year 1915, n° US-1272697, patented in 1918, by Conklin Pen Manufacturing Co.. Fountain pen.
• Year 1916, n° US-1266141, patented in 1918, by Conklin Pen Manufacturing Co.. Presser-bar for fountain pen.
• Year 1917, n° US-1267575, patented in 1918, by Conklin Pen Manufacturing Co.. Fountain pen clip.
• Year 1926, n° US-1609567, patented in 1926, by Conklin Pen Manufacturing Co.. Pocket clip for pens, etc..
  

Frank J. Kristofek

• Year 1924, n° US-1712304, patented in 1929, by Redipoint. Fountain pen.
• Year 1925, n° US-1772608, patented in 1930, by Redipoint. Fountain pen.
  

Frank M. Ashley

• Year 1909, n° US-982922, patented in 1911, by Wahl Eversharp. Fountain-pen.
• Year 1917, n° US-1317472, patented in 1919, by Wahl Eversharp. Fountain pen.
  

Frank M. Kegrize

• Year 1902, n° US-734563, patented in 1903, by Kegrize. Fountain-pen.
• Year 1903, n° US-750546, patented in 1904, by Kegrize. Fountain-pen.
• Year 1903, n° US-757664, patented in 1904, by Kegrize. Fountain-pen.
• Year 1904, n° GB-190407468, patented in 1904, by Kegrize. Improvements in Fountain Pens.
• Year 1905, n° US-810284, patented in 1905, by Kegrize. Fountain-pen.
• Year 1905, n° US-807280, patented in 1905, by Kegrize. Self filling fountain pen.
  

Fred D. Woods

• Year 1944, n° US-2468699, patented in 1949, by Autopoint. Clip for mechanical pencils, fountain pens, and the like.
• Year 1945, n° US-2424731, patented in 1947, by Autopoint. Fountain pen.
• Year 1947, n° US-2593082, patented in 1952, by Autopoint. Fountain pen.
  

Fred P. Moore

• Year 1933, n° US-2120059, patented in 1938, by Wahl Eversharp. Fountain pen.
• Year 1942, n° US-2325069, patented in 1943, by Wahl Eversharp. Fountain pen.
• Year 1942, n° US-2353177, patented in 1944, by Wahl Eversharp. Mechanical pencil.
  

Frederick D. Hammons

• Year 1926, n° US-1641949, patented in 1927, by W. A. Sheaffer Pen Company. Fountain-pen desk set.
• Year 1926, n° US-D070959, patented in 1926, by W. A. Sheaffer Pen Company. Design for a fountain-pen desk set.
  

Frederick R. Wittnebert

• Year 1945, n° FR-969964, patented in 1950, by The Parker Pen Company. Stylographe à remplissage par capillarité.
• Year 1945, n° US-2522553, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2554654, patented in 1951, by The Parker Pen Company. Fountain pen.
• Year 1947, n° DE-882047, patented in 1953, by The Parker Pen Company. Fuellfederhalter.
• Year 1947, n° FR-969966, patented in 1950, by The Parker Pen Company. Stylographe aver reservoir d'encre remplissable par capillarité.
• Year 1947, n° US-2670711, patented in 1954, by The Parker Pen Company. Fountain pen.
• Year 1953, n° US-2724367, patented in 1955, by The Parker Pen Company. Fountain pens.
• Year 1953, n° US-2726639, patented in 1955, by The Parker Pen Company. Fountain pen.
• Year 1954, n° US-2802450, patented in 1957, by The Parker Pen Company. Fountain pens.
• Year 1959, n° US-2935044, patented in 1960, by The Parker Pen Company. Fountain pen.
• Year 1959, n° US-3087464, patented in 1963, by The Parker Pen Company. Modular fountain pen.
  

Frederick W. Hertzler

• Year 1954, n° US-D177359, patented in 1956, by Waterman. Cap for a writing instrument.
• Year 1954, n° US-D178033, patented in 1956, by Waterman. Fountain pen.
  

Friedrich Grube

• Year 1941, n° FR-873073, patented in 1942, by Kaweco. Porte-mine à pression avec deux pinces à mine.
• Year 1941, n° CH-220232, patented in 1942, by Kaweco. Druckfüllbleistift mit zwei Minenklemmzangen.
• Year 1941, n° BE-441770, patented in 1941, by Kaweco. Porte-mine à pression avec deux pinces à mine.
• Year 1950, n° DE-832720, patented in 1952, by Kaweco. Kugelschreiber mit Tintenfuellung.
  

Fritz Lauerbach

• Year 1952, n° DE-898866, patented in 1953, by Faber-Castell. Fuellhalter, insbesondere Fuellfederhalter.
• Year 1952, n° DE-935653, patented in 1955, by Faber-Castell. Fuellhalter, insbesondere Fuellfederhalter.
  

Gabriel Larsen

• Year 1922, n° US-1511225, patented in 1924, by Waterman. Pencil.
• Year 1929, n° US-D081246, patented in 1930, by Waterman. Design for a clip for a fountain pen.
• Year 1929, n° US-D081247, patented in 1930, by Waterman. Design for a clip for a fountain pen.
• Year 1929, n° US-1876698, patented in 1932, by Waterman. Pencil.
• Year 1930, n° US-1863061, patented in 1932, by Waterman. Receptacle for pen points provided with dark bands.
• Year 1930, n° US-D081248, patented in 1930, by Waterman. Design for a fountain pen.
• Year 1930, n° US-1923269, patented in 1933, by Waterman. Fastening clip for fountain pens, pencils, and the like and attaching means therefor.
• Year 1931, n° US-D084249, patented in 1931, by Waterman. Design for a fountain pen or similar article.
• Year 1931, n° US-D084641, patented in 1931, by Waterman. Design for a fountain pen or similar article.
• Year 1931, n° US-D084943, patented in 1931, by Waterman. Design for a fountain pen.
• Year 1931, n° US-D084944, patented in 1931, by Waterman. Design for a fountain pen.
• Year 1932, n° US-D090117, patented in 1933, by Waterman. Design for a clip for pen or similar article.
• Year 1933, n° US-1967580, patented in 1934, by Waterman. Pump.
• Year 1935, n° US-2048127, patented in 1936, by Waterman. Fountain pen cap and clip.
• Year 1935, n° US-2078083, patented in 1937, by Waterman. Fountain pen barrel.
• Year 1935, n° US-2087672, patented in 1937, by Waterman. Fountain pen.
• Year 1935, n° US-D097681, patented in 1935, by Waterman. Design for an ink bottle.
• Year 1935, n° US-2099126, patented in 1937, by Waterman. Fountain pen.
• Year 1935, n° US-2139084, patented in 1938, by Waterman. Fountain pen.
• Year 1936, n° US-2068419, patented in 1937, by Waterman. Fountain pen.
• Year 1936, n° US-D105022, patented in 1937, by Waterman. Design for a fountain pen.
• Year 1936, n° US-D102720, patented in 1937, by Waterman. Design for a fountain pen.
• Year 1937, n° US-2162223, patented in 1939, by Waterman. Fountain pen barrel.
• Year 1939, n° US-2217755, patented in 1940, by Waterman. Fountain pen.
  

Galen H. Sayler

• Year 1931, n° US-1972395, patented in 1934, by The Parker Pen Company. Permanent brilliantly colored writing fluid.
• Year 1931, n° US-1932248, patented in 1933, by The Parker Pen Company. Permanent quick drying writing fluid.
• Year 1934, n° US-2035378, patented in 1936, by The Parker Pen Company. Fountain pen.
• Year 1948, n° US-2528390, patented in 1950, by The Parker Pen Company. Writing inks.
  

Garfield L. Beckstrom

• Year 1944, n° US-D138502, patented in 1944, by Autopoint. Mechanical pencil or similar article.
• Year 1944, n° US-D138499, patented in 1944, by Autopoint. Mechanical pencil or similar article.
• Year 1945, n° US-2424731, patented in 1947, by Autopoint. Fountain pen.
  

George Coby

• Year 1929, n° US-D079456, patented in 1929, by Tripen. Design for a fountain pen.
• Year 1929, n° US-D081435, patented in 1930, by Tripen. Design for a pencil.
  

George D. Cloutier

• Year 1944, n° US-2398521, patented in 1946, by Wahl Eversharp. Fountain pen.
• Year 1944, n° US-D137860, patented in 1944, by Wahl Eversharp. Design for a fountain pen.
• Year 1945, n° US-2419483, patented in 1947, by Wahl Eversharp. Fountain pen.
• Year 1945, n° US-2428960, patented in 1947, by Wahl Eversharp. Writing instrument.
  

George Davies

• Year 1919, n° GB-151753, patented in 1920, by Wyvern Fountain Pen Company. Improvements in and relating to the filling of fountain pens.
• Year 1921, n° GB-182234, patented in 1922, by Wyvern Fountain Pen Company. Improvements in and relating to propelling actions or devices for pencil holders.
  

George E. Ziegler

• Year 1940, n° US-2255093, patented in 1941, by Wahl Eversharp. Fountain pen.
• Year 1941, n° US-2340359, patented in 1944, by Wahl Eversharp. Fountain pen.
  

George F. Brandt

• Year 1905, n° US-828920, patented in 1906, by Boston Pen. Fountain-pen.
• Year 1912, n° US-1072073, patented in 1913, by Boston Pen. Fountain-pen.
• Year 1917, n° US-1267624, patented in 1918, by Moore Pen Company. Fountain-pen.
• Year 1917, n° US-1261481, patented in 1918, by Moore Pen Company. Fountain-pen.
• Year 1918, n° US-1288819, patented in 1918, by Moore Pen Company. Fountain-pen.
  

George M. Kracker

• Year 1914, n° US-1194510, patented in 1916, by Kraker. Lever-Filler Fountain-pen.
• Year 1914, n° GB-191508198, patented in 1915, by Kraker. Improvements in or relating to Fountain Pens.
• Year 1914, n° US-1111469, patented in 1914, by Kraker. Clip for fountain-pens.
• Year 1914, n° US-1199993, patented in 1916, by Kraker. Fountain-pen.
• Year 1914, n° US-1164654, patented in 1915, by Kraker. Fountain-pen.
• Year 1923, n° US-1514002, patented in 1924, by Kraker. Fountain pen or the like.
  

George Rentz

• Year 1907, n° US-896576, patented in 1908, by Rentz Pen Company. Pen.
• Year 1910, n° US-1036149, patented in 1912, by Rentz Pen Company. Pen.
  

George S. Parker

• Year 1888, n° US-416944, patented in 1889, by The Parker Pen Company. Fountain pen.
• Year 1889, n° US-423804, patented in 1890, by The Parker Pen Company. Fountain-pen.
• Year 1890, n° US-455023, patented in 1891, by The Parker Pen Company. Fountain-pen.
• Year 1892, n° US-510439, patented in 1893, by The Parker Pen Company. Fountain-pen.
• Year 1893, n° US-512319, patented in 1894, by The Parker Pen Company. Fountain-pen.
• Year 1897, n° US-606231, patented in 1898, by The Parker Pen Company. Fountain-pen.
• Year 1898, n° US-622256, patented in 1899, by The Parker Pen Company. Fountain-pen.
• Year 1899, n° US-635700, patented in 1899, by The Parker Pen Company. Fountain-pen.
• Year 1899, n° US-642151, patented in 1900, by The Parker Pen Company. Fountain-pen.
• Year 1900, n° US-653818, patented in 1900, by The Parker Pen Company. Fountain-pen.
• Year 1903, n° US-758930, patented in 1904, by The Parker Pen Company. Fountain-pen.
• Year 1904, n° US-778997, patented in 1905, by The Parker Pen Company. Feeder for fountain-pens.
• Year 1909, n° US-1028382, patented in 1912, by The Parker Pen Company. Safety-cap for fountain-pens.
• Year 1910, n° US-990288, patented in 1911, by The Parker Pen Company. Fountain-pen.
• Year 1911, n° US-1078513, patented in 1913, by The Parker Pen Company. Fountain-pen.
• Year 1925, n° US-D070575, patented in 1926, by The Parker Pen Company. Design for a pencil.
  

George Stewart Vivian

• Year 1929, n° US-1862586, patented in 1932, by Ford Patent Pen. Fountain pen.
• Year 1929, n° GB-337794, patented in 1930, by Ford Patent Pen, Valentine. Improvements in and connected with Fountain Pens.
• Year 1929, n° GB-337835, patented in 1930, by Ford Patent Pen, Valentine. Improvements in and connected with Self-filling Fountain Pens.
• Year 1930, n° GB-359230, patented in 1931, by Ford Patent Pen. Improvements in Fountain Pens.
• Year 1931, n° GB-375457, patented in 1932, by Ford Patent Pen. Improvements in Reservoir Fountain Pens.
• Year 1931, n° GB-375458, patented in 1932, by Ford Patent Pen. Improvements in and connected with Self-filling Fountain Pens.
• Year 1931, n° US-1908384, patented in 1933, by Ford Patent Pen. Reservoir fountain pen.
  

George Sweetser

• Year 1905, n° GB-190513768, patented in 1905, by De La Rue - Onoto. Improvements in Fountain Pens.
• Year 1905, n° US-813534, patented in 1906, by De La Rue - Onoto. Fountain Pen.
• Year 1906, n° FR-358289, patented in 1905, by De La Rue - Onoto. Porte plume réservoir.
• Year 1907, n° GB-190704787, patented in 1907, by De La Rue - Onoto. Improvements in Fountain Pens.
• Year 1922, n° US-1486812, patented in 1924, by Unbranded. Stopper for inkbottles.
• Year 1924, n° US-1609387, patented in 1926, by De La Rue - Onoto. Stopper for inkbottles.
• Year 1925, n° US-1602055, patented in 1926, by De La Rue - Onoto. Self-filling stylographic pen.
• Year 1928, n° DE-556766, patented in 1932, by Mentmore. Füllfederhalter.
• Year 1928, n° GB-326242, patented in 1931, by Mentmore. Improvements in self-filling sac pens.
• Year 1928, n° US-1798046, patented in 1931, by Mentmore. Self-filling sac pen.
  

George W. Gilman

• Year 1921, n° US-1632371, patented in 1927, by The Parker Pen Company. Pencil.
• Year 1926, n° US-1704470, patented in 1929, by Corona Pen Company. Fountain pen.
• Year 1947, n° US-2504420, patented in 1950, by The Parker Pen Company. Magazine pencil with rotary lead propelling means.
  

George W. Mabie

• Year 1877, n° US-194158, patented in 1877, by Swan. Improvement in pen-holders.
• Year 1902, n° US-711988, patented in 1902, by Swan. Fountain-penholder.
  

Gerald L. Bassett

• Year 1923, n° US-1533087, patented in 1925, by Conklin Pen Manufacturing Co.. Magazine pencil.
• Year 1929, n° US-1876197, patented in 1932, by Conklin Pen Manufacturing Co.. Fountain pen desk set.
• Year 1930, n° US-1828019, patented in 1931, by Conklin Pen Manufacturing Co.. Fountain pen filling device.
• Year 1930, n° US-1828018, patented in 1931, by Conklin Pen Manufacturing Co.. Fountain pen filling device.
• Year 1931, n° US-1903022, patented in 1933, by Conklin Pen Manufacturing Co.. Plunger type pen.
• Year 1931, n° US-2076796, patented in 1937, by Conklin Pen Manufacturing Co.. Process for molding thermoplastic materials and product thereof.
• Year 1934, n° US-1965626, patented in 1934, by Conklin Pen Manufacturing Co.. Twisting filler pen.
  

Giuseppe Tibaldi

• Year 1919, n° DE-396084, patented in 1924, by Tibaldi. Füllfederhalter.
• Year 1931, n° DE-560426, patented in 1932, by Tibaldi. Füllfederhalter.
• Year 1931, n° US-1892369, patented in 1932, by Tibaldi. Self-filling fountain pen.
• Year 1931, n° FR-726185, patented in 1932, by Tibaldi. Porte-plume réservoir à remplissage automatique.
• Year 1931, n° GB-385403, patented in 1932, by Tibaldi. Self-filling Fountain Pen.
  

Glenn A. Cooper

• Year 1926, n° US-D071994, patented in 1927, by Wahl Eversharp. Design for a combined desk stand and penholder.
• Year 1926, n° US-1902208, patented in 1933, by Pen Desk Set Company. Desk pen holder.
• Year 1927, n° US-D079691, patented in 1929, by Pen Desk Set Company. Design for a combined desk stand and penholder.
  

Gregor Miltner

• Year 1936, n° DE-643438, patented in 1937, by Osmia. Füllfederhalter mit einem zusammendrückbaren Tintensack und einem elastischen Luftausstossrohr.
• Year 1936, n° DE-661729, patented in 1938, by Osmia. Füllfederhalter mit einem durch eine steilgängige Schraubenspindel bewegbaren Saugkolben.
• Year 1938, n° DE-732603, patented in 1943, by Faber-Castell. Kolben für Füllfederhalter.
• Year 1940, n° DE-727003, patented in 1942, by Osmia. Druckfuellbleistift.
• Year 1940, n° CH-219430, patented in 1942, by Osmia. Druckfuellbleistift.
• Year 1948, n° DE-819511, patented in 1951, by Faber-Castell. Fuellfederhalter mit einem mindestens in einem Teil seiner Laenge durchsichtigen, mit Musterungen versehenen Tintenbehaelter.
• Year 1948, n° DE-820097, patented in 1951, by Faber-Castell. Taschenklammer fuer Schreibgeraete, wie Fuellhalter, Fuellbleistifte u. dgl..
• Year 1949, n° DE-806832, patented in 1951, by Faber-Castell. Fuellfederhalter mit verdeckter Feder.
• Year 1949, n° DE-814572, patented in 1951, by Faber-Castell. Tintenleiter fuer Fuellfederhalter.
• Year 1949, n° DE-835853, patented in 1952, by Faber-Castell. Füllfederhalter mit Schraubkolben und unverlierbarem Drehknopf.
• Year 1949, n° DE-847271, patented in 1952, by Osmia, Faber-Castell. Druckfuellbleistift.
• Year 1952, n° DE-898866, patented in 1953, by Faber-Castell. Fuellhalter, insbesondere Fuellfederhalter.
• Year 1952, n° DE-938709, patented in 1956, by Faber-Castell. Saugkolben-Fuellfederhalter.
• Year 1952, n° DE-935653, patented in 1955, by Faber-Castell. Fuellhalter, insbesondere Fuellfederhalter.
• Year 1955, n° CH-330524, patented in 1958, by Faber-Castell. Saugkolben-Fuellfederhalter.
  

Gustav J. Sengbusch

• Year 1927, n° US-1767189, patented in 1930, by Sengbusch Self-Closing Inkstand. Writing Pen.
• Year 1932, n° US-1915338, patented in 1933, by Sengbusch Self-Closing Inkstand. Writing Pen.
  

Guy Frédéric Rigondaud

• Year 1951, n° FR-1040173, patented in 1953, by Platignum. Stylographe.
• Year 1951, n° CH-305143, patented in 1955, by Platignum. Porte-plume réservoir.
• Year 1951, n° BE-513137, patented in 1953, by Platignum. Stylographe.
• Year 1951, n° US-2811947, patented in 1957, by Platignum. Writing instrument.
• Year 1951, n° GB-732463, patented in 1955, by Platignum. Fountain pen.
  

H. Boursier

• Year 1952, n° FR-1048242, patented in 1953, by Société des établissements christian. Clip pour stylographes, porte-mines et analogues.
• Year 1953, n° FR-1086929, patented in 1955, by Société des établissements christian. Clip escamotable.
  

Hajime Ishida

• Year 1962, n° CH-419896, patented in 1966, by Pilot. Porte-plume réservoir.
• Year 1962, n° DE-1274927, patented in 1968, by Pilot. Kappenloser Fuellfederhalter.
• Year 1962, n° US-3203403, patented in 1965, by Pilot. Fountain pen.
• Year 1963, n° US-3292596, patented in 1966, by Pilot. Nib unit fixing device for writing pens.
• Year 1963, n° US-3175261, patented in 1965, by Pilot. Clip mounting device for writing tools.
  

Hans A. Bauer

• Year 1945, n° US-2424731, patented in 1947, by Autopoint. Fountain pen.
• Year 1945, n° US-2418218, patented in 1947, by Autopoint. Clip construction.
  

Hans Müller

• Year 1954, n° DE-1694185U, patented in 1955, by Union Vulpenhouderfabriek. Tintenführer für Füllfederhalter.
• Year 1954, n° DE-1007210, patented in 1957, by Union Vulpenhouderfabriek. Tintenleiter für Füllfederhalter.
  

Hans P. Ravn

• Year 1917, n° US-1258458, patented in 1918, by Welty. Fountain-Pen.
• Year 1918, n° US-1299642, patented in 1919, by Welty. Fountain-Pen.
  

Harlan H. Zodtner

• Year 1946, n° US-2681041, patented in 1954, by The Parker Pen Company. Fountain pen.
• Year 1946, n° FR-951555, patented in 1949, by The Parker Pen Company. Stylographe avec dispositif de remplissage du réservoir d'encre et d'adduction de l'encre vers la surface d'écriture.
• Year 1946, n° US-2462929, patented in 1949, by The Parker Pen Company. Fountain pen.
• Year 1947, n° US-2522554, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1947, n° DE-882047, patented in 1953, by The Parker Pen Company. Fuellfederhalter.
• Year 1947, n° FR-969966, patented in 1950, by The Parker Pen Company. Stylographe aver reservoir d'encre remplissable par capillarité.
• Year 1947, n° US-2528408, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1948, n° US-2612867, patented in 1952, by The Parker Pen Company. Fountain pen.
• Year 1950, n° US-2587949, patented in 1952, by The Parker Pen Company. Fountain pen.
• Year 1953, n° US-2782763, patented in 1957, by The Parker Pen Company. Fountain pens.
  

Harold Ashley Stevens

• Year 1921, n° US-1490681, patented in 1924, by Whytwarth. Reservoir pen and the like.
• Year 1921, n° GB-185512, patented in 1922, by Whytwarth. Improvements in reservoir pens and the like.
  

Harold E. Steinberg

• Year 1945, n° US-D146012, patented in 1946, by Esterbrook. Design for a writing pen.
• Year 1948, n° DE-856569, patented in 1952, by Esterbrook. Tintenbehaelter.
• Year 1949, n° US-2678635, patented in 1954, by Esterbrook. Writing equipment.
• Year 1953, n° US-2758568, patented in 1956, by Esterbrook. Ink wells.
• Year 1960, n° US-3041693, patented in 1962, by Esterbrook. Clip mountings for fountain pens.
  

Harry C. Johnson

• Year 1910, n° GB-191007239, patented in 1911, by Lang - Curzon - Summit. Improvements in or connected with "Self-filling" Reservoir Pens.
• Year 1910, n° FR-427646, patented in 1911, by Lang - Curzon - Summit. Perfectionnements aux porte-plume réservoirs à remplissage automatique.
• Year 1910, n° FR-422654, patented in 1911, by Lang - Curzon - Summit. Perfectionnements aux porte-plume réservoirs à remplissage automatique.
• Year 1911, n° GB-191116979, patented in 1912, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1912, n° US-1124454, patented in 1915, by Lang - Curzon - Summit. Fountain or reservoir pen.
  

Harry C. Kofke

• Year 1940, n° US-2304832, patented in 1942, by Esterbrook. Ink feeding means for writing pens.
• Year 1944, n° US-2500833, patented in 1950, by Esterbrook. Fountain pen.
  

Harry E. Waldron

• Year 1926, n° US-1658147, patented in 1928, by W. A. Sheaffer Pen Company. Fountain-pen desk set.
• Year 1931, n° US-1869950, patented in 1932, by W. A. Sheaffer Pen Company. Pen.
  

Harry Esterow

• Year 1925, n° US-1554803, patented in 1925, by Ideal Metal Products. Pen or pencil clip.
• Year 1926, n° US-1614606, patented in 1927, by Ideal Metal Products. Device for applying bands on pens or pencils.
• Year 1930, n° US-D080609, patented in 1931, by Ideal Metal Products. Design for a pen and pencil clip.
• Year 1930, n° US-D083673, patented in 1931, by Ideal Metal Products. Design for a fountain-pen clip or similar article.
• Year 1931, n° US-1824012, patented in 1931, by Ideal Metal Products. Fountain pen clip.
• Year 1932, n° US-1904212, patented in 1933, by Ideal Metal Products. Fountain pen clip.
• Year 1935, n° US-2035225, patented in 1936, by Ideal Metal Products. Pencil.
• Year 1937, n° US-D103813, patented in 1937, by Ideal Metal Products. Design for a fountain pen clip or similar article.
• Year 1949, n° US-D156413, patented in 1949, by Ideal Metal Products. Combined pencil and pen point protector and clip.
  

Harry W. Stone

• Year 1900, n° US-670088, patented in 1901, by A. A. Waterman. Fountain-pen.
• Year 1901, n° US-719529, patented in 1903, by A. A. Waterman. Fountain-pen.
• Year 1903, n° US-744642, patented in 1903, by A. A. Waterman. Fountain-pen.
• Year 1903, n° US-763517, patented in 1904, by A. A. Waterman. Pen.
• Year 1903, n° US-768779, patented in 1904, by A. A. Waterman. Fountain-pen.
  

Heinrich Hebborn

• Year 1935, n° GB-451167, patented in 1936, by Luxor. Improvements in or relating to fountain pens.
• Year 1935, n° GB-451168, patented in 1936, by Luxor. Improvements in or relating to fountain pens.
• Year 1940, n° DE-709836, patented in 1941, by Luxor. Fülleinrichtung für Füllfederhalter mit verschiebbarem Kolben und einem Schlauchsack.
• Year 1949, n° DE-806331, patented in 1951, by Luxor. Kugelschreiber mit Vorratsbehaelter für Schreibflüssigkeit.
• Year 1949, n° DE-709836, patented in 1951, by Luxor. Kugelschreiber.
• Year 1965, n° US-3442597, patented in 1969, by Luxor. Fountain Pen.
• Year 1965, n° DE-1947421U, patented in 1966, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
• Year 1965, n° DE-1278284, patented in 1968, by Luxor. Patronenfüllhalter mit einer zentraler Schreibspitze.
• Year 1965, n° DE-1786449, patented in 1972, by Luxor. Patronenfüllhalter, insbesondere Röhrchenschreiber.
• Year 1966, n° DE-1947423U, patented in 1966, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
• Year 1966, n° DE-1283704, patented in 1968, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
  

Heinrich Schlicksupp

• Year 1935, n° GB-451167, patented in 1936, by Luxor. Improvements in or relating to fountain pens.
• Year 1935, n° GB-451168, patented in 1936, by Luxor. Improvements in or relating to fountain pens.
• Year 1940, n° DE-709836, patented in 1941, by Luxor. Fülleinrichtung für Füllfederhalter mit verschiebbarem Kolben und einem Schlauchsack.
• Year 1949, n° DE-806331, patented in 1951, by Luxor. Kugelschreiber mit Vorratsbehaelter für Schreibflüssigkeit.
• Year 1949, n° DE-709836, patented in 1951, by Luxor. Kugelschreiber.
  

Heinrich Schwarting

• Year 1936, n° DE-669115, patented in 1938, by Montblanc. Verfahren zur Musterung von Füllfederhalterhuelsen aus durchsichtigen oder durchscheinenden, in organischen Lösungsmitteln löslichen Werkstoffen.
• Year 1937, n° DE-689598, patented in 1940, by Montblanc. Füllfederhalter mit an einem Fallgewicht befestigtem und durch ein Schreibrohr hindurchgeführtem Schreibdraht.
• Year 1937, n° US-2167815, patented in 1939, by Montblanc. Fountain pen.
• Year 1937, n° DE-683548, patented in 1939, by Montblanc. Kolbenfüllfederhalter mit einer aus drei oder mehr teleskopartig ineinanderschraubbaren Gliedern bestehenden Kolbenstange.
• Year 1938, n° DE-689744, patented in 1940, by Montblanc. Füllfederhalterständer.
• Year 1941, n° DE-761937, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben und einer Reibungskupplung zwischen dem Drehknopfund der Kolbenspindel.
• Year 1949, n° DE-816965, patented in 1951, by Montblanc. Schreibkugel-Füllhalter.
• Year 1949, n° DE-804532, patented in 1951, by Montblanc. Führungselement für Kolbenfüller.
• Year 1949, n° DE-804767, patented in 1951, by Montblanc. Verschlusskappe fuer Schreibwerkzeuge.
• Year 1949, n° DE-846221, patented in 1952, by Montblanc. Mechanik für Kolbenfüller.
• Year 1950, n° DE-838871, patented in 1952, by Montblanc. Schreibkugel-Füllhalter.
• Year 1950, n° DE-835414, patented in 1952, by Montblanc. Tintenleiter für Füllfederhalter.
• Year 1950, n° DE-900908, patented in 1954, by Montblanc. Teleskopmechanik für Kolbenfüller.
• Year 1952, n° DE-936849, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben.
• Year 1953, n° DE-933553, patented in 1955, by Montblanc. Verschlusskappe mit nachgiebiger Klemmvorrichtung fuer Schreibwerkzeuge.
• Year 1953, n° DE-1014459, patented in 1957, by Montblanc. Füllfederhalter mit Schraubkolben Leerlaufkupplung zwischen Drehknopf und Kolbenspindel.
• Year 1953, n° ES-215091, patented in 1955, by Montblanc. Mejoras en la construccion de portaplumas rellenables con émbolo de tornillo.
• Year 1953, n° DE-929470, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben und Mitnehmerkupplung.
  

Henri Borrus

• Year 1947, n° FR-950633, patented in 1949, by Unbranded. Perfectionnements aux stylographes.
• Year 1948, n° FR-57926E, patented in 1953, by Unbranded. Perfectionnements aux stylographes.
  

Henry C. Klagges

• Year 1882, n° US-297420, patented in 1884, by Esterbrook. Fountain-Pen.
• Year 1937, n° US-2216780, patented in 1940, by Esterbrook. Mechanical pencil.
• Year 1939, n° US-2218536, patented in 1940, by Esterbrook. Fountain pen.
• Year 1940, n° US-2304832, patented in 1942, by Esterbrook. Ink feeding means for writing pens.
• Year 1940, n° US-2292381, patented in 1942, by Esterbrook. Fountain pen feed.
• Year 1943, n° US-2390541, patented in 1945, by Esterbrook. Writing implement.
• Year 1944, n° US-2500833, patented in 1950, by Esterbrook. Fountain pen.
• Year 1946, n° US-2631569, patented in 1953, by Esterbrook. Fountain pen with positioning means for the ink sac thereof.
• Year 1947, n° US-2621629, patented in 1952, by Esterbrook. Inkwell.
• Year 1947, n° US-2601846, patented in 1952, by Esterbrook. Writing pen assembly.
• Year 1948, n° DE-856569, patented in 1952, by Esterbrook. Tintenbehaelter.
• Year 1949, n° US-2678635, patented in 1954, by Esterbrook. Writing equipment.
• Year 1953, n° US-2758568, patented in 1956, by Esterbrook. Ink wells.
  

Henry Dreyfuss

• Year 1940, n° US-D132663, patented in 1942, by Wahl Eversharp. Design for a fountain pen or similar article.
• Year 1940, n° US-D124230, patented in 1940, by Wahl Eversharp. Design for a pencil or similar article.
• Year 1940, n° US-D124248, patented in 1940, by Wahl Eversharp. Design for a pencil or similar article.
• Year 1940, n° US-2319802, patented in 1943, by Wahl Eversharp. Ornamental tubing.
• Year 1941, n° US-D132664, patented in 1942, by Wahl Eversharp. Design for a fountain pen or similar article.
  

Henry H. Polk Jr.

• Year 1931, n° US-1926405, patented in 1933, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1934, n° US-RE19167, patented in 1934, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1935, n° US-2107162, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen.
  

Henry J. Dixon

• Year 1924, n° GB-239274, patented in 1925, by De La Rue - Onoto. Improvements in Reservoir Pens.
• Year 1927, n° GB-289969, patented in 1928, by De La Rue - Onoto. Improvements in Reservoir Pens.
• Year 1929, n° GB-330009, patented in 1930, by De La Rue - Onoto. Improvements in or relating to desk stands suitable for fountain pens and the like.
• Year 1929, n° GB-330010, patented in 1930, by De La Rue - Onoto. Improvements in or relating to means for attaching clips to fountain pen caps and the like.
  

Henry J. Upton

• Year 1900, n° US-655423, patented in 1900, by Sterling Fountain Pen. Fountain-pen.
• Year 1911, n° US-1019930, patented in 1912, by Vaughn-Upton. Fountain-pen.
• Year 1911, n° US-1035665, patented in 1912, by Vaughn-Upton. Fountain-pen.
• Year 1916, n° US-1247037, patented in 1917, by Vaughn-Upton. Fountain-pen.
• Year 1918, n° US-1365131, patented in 1918, by Moore Pen Company. Fountain-pen.
• Year 1920, n° US-1365131, patented in 1921, by Moore Pen Company. Fountain-pen.
• Year 1921, n° US-1395878, patented in 1921, by Vaughn-Upton. Fountain-pen.
• Year 1925, n° US-1577548, patented in 1926, by Moore Pen Company. Fountain pen.
• Year 1925, n° US-1580093, patented in 1926, by Chilton. Fountain-pen.
• Year 1929, n° US-1883160, patented in 1932, by Chilton. Frictional packing.
• Year 1932, n° US-2017110, patented in 1935, by Chilton. Fountain pen.
  

Henry Krause

• Year 1929, n° US-1863016, patented in 1932, by Chilton. Clip for fountain-pen caps, pencils and the like.
• Year 1929, n° US-1808045, patented in 1931, by Chilton. Clip structure for fountain-pen caps, pencils and the like.
• Year 1930, n° US-1840110, patented in 1932, by Chilton. Fountain pen.
• Year 1931, n° US-1923734, patented in 1933, by Chilton. Pen desk set.
• Year 1934, n° US-2012722, patented in 1935, by Chilton. Fountain pen.
• Year 1948, n° US-D156633, patented in 1949, by Chilton. Writing implement.
  

Herbert Gesaja Ochs

• Year 1958, n° GB-885374, patented in 1961, by Conway Stewart. Improvements in or relating to Fountain Pens.
• Year 1958, n° GB-885375, patented in 1961, by Conway Stewart. Improvements in or relating to Fountain Pens.
  

Herbert Gornell

• Year 1909, n° GB-190929406, patented in 1910, by Lang - Curzon - Summit. Improvements in and connected with Fountain Pens and the like.
• Year 1909, n° GB-191316916, patented in 1914, by Lang - Curzon - Summit. Improvements in or relating to Stylographic Pens.
• Year 1922, n° FR-574169, patented in 1924, by Gold Starry. Perfectionnements apportés aux porte-plumes réservoirs ou stylographes.
• Year 1922, n° GB-207904, patented in 1923, by Gold Starry. Improvements in, or relating to fountain pens.
• Year 1922, n° US-1557357, patented in 1925, by Gold Starry. Fountain pen.
  

Herbert L. Carman

• Year 1919, n° US-1304739, patented in 1919, by Swan. Self-filling fountain-pen.
• Year 1920, n° US-1489590, patented in 1924, by Swan. Magazine pencil.
• Year 1932, n° US-D086826, patented in 1932, by Swan. Design for a fountain pen.
• Year 1934, n° US-2003479, patented in 1935, by Swan. Fountain pen.
  

Herman K. Stempel

• Year 1930, n° US-1852094, patented in 1932, by W. A. Sheaffer Pen Company. Fountain pen pressure bar.
• Year 1937, n° US-2113633, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1938, n° US-2177466, patented in 1939, by W. A. Sheaffer Pen Company. Pencil eraser.
• Year 1939, n° US-2180560, patented in 1939, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1939, n° US-2241865, patented in 1941, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1942, n° US-2314563, patented in 1943, by W. A. Sheaffer Pen Company. Fountain pen.
  

Hermann Burkhardt

• Year 1918, n° CH-81788, patented in 1919, by Unbranded. Füllschreibstifthalter.
• Year 1924, n° CH-107012, patented in 1925, by Unbranded. Füllhalter für verschiedene Zwecke.
• Year 1925, n° CH-117009, patented in 1926, by Unbranded. Werkzeug zur Herstellung von Plakatschrift.
• Year 1925, n° BE-337528, patented in 1926, by Unbranded. Outil pour la fabrications des affiches.
• Year 1925, n° GB-260304, patented in 1928, by Unbranded. Improvements in tools for poster writing.
  

Homer T. Green

• Year 1959, n° US-D188637, patented in 1960, by The Parker Pen Company. Writing instrument.
• Year 1960, n° US-D195385, patented in 1963, by The Parker Pen Company. Fountain pen nib.
• Year 1960, n° US-3134362, patented in 1964, by The Parker Pen Company. Fountain pen.
• Year 1961, n° US-D196993, patented in 1963, by The Parker Pen Company. Writing instrument ink cartridge.
• Year 1970, n° US-D220663, patented in 1971, by The Parker Pen Company. Fountain pen nib.
• Year 1970, n° US-D223130, patented in 1972, by The Parker Pen Company. Fountain pen.
  

Horace L. Blackman

• Year 1926, n° US-1705656, patented in 1929, by Pen Desk Set Company. Holder for fountain pens.
• Year 1926, n° US-RE16349, patented in 1929, by Pen Desk Set Company. Holder for fountain pens.
• Year 1926, n° US-1629987, patented in 1927, by The Parker Pen Company. Holder for fountain pens.
• Year 1926, n° US-1892499, patented in 1932, by Pen Desk Set Company. Securing means for receiving receptacles for pens.
• Year 1926, n° US-1669036, patented in 1928, by The Parker Pen Company. Pen-gripping device.
• Year 1928, n° US-1782597, patented in 1930, by The Parker Pen Company. Dispensing cabinet.
  

Howard S. Wright

• Year 1936, n° US-2101304, patented in 1937, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1937, n° US-2158615, patented in 1939, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1939, n° US-2215630, patented in 1940, by W. A. Sheaffer Pen Company. Reservoir desk stand.
  

Hugo S. Hasselquist

• Year 1917, n° US-1367255, patented in 1921, by Wahl Eversharp. Fountain-pen.
• Year 1917, n° US-1325844, patented in 1919, by Wahl Eversharp. Fountain-pen.
• Year 1918, n° US-1334332, patented in 1920, by Wahl Eversharp. Pencil-clip.
  

Huston Taylor

• Year 1902, n° US-738859, patented in 1903, by Aikin Lambert. Fountain-pen-filling device.
• Year 1903, n° US-756076, patented in 1904, by Aikin Lambert. Fountain-pen-filling device.
• Year 1904, n° US-802668, patented in 1905, by Aikin Lambert. Fountain-pen.
  

Isaia Levi

• Year 1925, n° GB-245448, patented in 1926, by Fabbrica Italiana Penne a Serbatoio Aurora. Improvements in or relating to Fountain Pens.
• Year 1925, n° US-1737463, patented in 1929, by Fabbrica Italiana Penne a Serbatoio Aurora. Fountain pen.
• Year 1925, n° GB-288176, patented in 1928, by Fabbrica Italiana Penne a Serbatoio Aurora. Improvements in or relating to Fountain Pens.
• Year 1925, n° US-1594740, patented in 1926, by Fabbrica Italiana Penne a Serbatoio Aurora. Fountain pen.
• Year 1927, n° GB-303699, patented in 1929, by Fabbrica Italiana Penne a Serbatoio Aurora. Improvements in or relating to Fountain Pens.
• Year 1930, n° GB-351734, patented in 1931, by Fabbrica Italiana Penne a Serbatoio Aurora. Improvements in or relating to Fountain Pens.
  

Ivan D. Tefft

• Year 1922, n° US-1624190, patented in 1927, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1446524, patented in 1923, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1585805, patented in 1926, by Wahl Eversharp. Fountain pen.
• Year 1923, n° US-1605151, patented in 1926, by Wahl Eversharp. Clamp or clip for fountain pens.
• Year 1924, n° US-RE16349, patented in 1926, by Wahl Eversharp. Fountain pen.
• Year 1931, n° US-1853876, patented in 1932, by The Parker Pen Company. Desk set mounting.
• Year 1931, n° US-1956084, patented in 1934, by The Parker Pen Company. Desk set mounting.
• Year 1931, n° US-1920770, patented in 1933, by The Parker Pen Company. Mechanical pencil.
• Year 1932, n° US-D089815, patented in 1933, by The Parker Pen Company. Design for a fountain pen.
• Year 1932, n° US-1892181, patented in 1932, by The Parker Pen Company. Desk set structure.
• Year 1932, n° US-1980508, patented in 1934, by The Parker Pen Company. Fountain pen filling device.
• Year 1932, n° US-D088821, patented in 1932, by The Parker Pen Company. Design for a fountain pen and pencil clip.
• Year 1934, n° US-2031343, patented in 1936, by The Parker Pen Company. Fountain pen.
• Year 1936, n° US-2110007, patented in 1938, by The Parker Pen Company. Desk set.
• Year 1937, n° US-D107708, patented in 1937, by The Parker Pen Company. Design for a fountain pen and pencil clip.
• Year 1941, n° US-2286878, patented in 1942, by The Parker Pen Company. Adjustable eraser holder.
• Year 1945, n° US-2452504, patented in 1948, by The Parker Pen Company. Writing instrument.
• Year 1945, n° US-2464104, patented in 1949, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2503080, patented in 1950, by The Parker Pen Company. Mechanical pencil with push-button type lead feeding means.
• Year 1948, n° US-2702021, patented in 1955, by The Parker Pen Company. Fountain pen.
• Year 1952, n° US-2774332, patented in 1956, by The Parker Pen Company. Fountain pens.
  

James A. Mustard

• Year 1946, n° US-2484640, patented in 1949, by The Parker Pen Company. Mechanical pencil.
• Year 1946, n° FR-951555, patented in 1949, by The Parker Pen Company. Stylographe avec dispositif de remplissage du réservoir d'encre et d'adduction de l'encre vers la surface d'écriture.
• Year 1946, n° US-2681041, patented in 1954, by The Parker Pen Company. Fountain pen.
• Year 1948, n° US-2620774, patented in 1952, by The Parker Pen Company. Fountain pen.
  

James C. Aikin

• Year 1878, n° US-D010984, patented in 1879, by Aikin Lambert. Design for pencil-cases.
• Year 1879, n° US-D011457, patented in 1879, by Aikin Lambert. Design for cases for watch-charms.
• Year 1879, n° US-D011737, patented in 1880, by Aikin Lambert. Design for barrel for pen and pencil cases.
• Year 1879, n° US-D011806, patented in 1880, by Aikin Lambert. Design for barrel for pen and pencil cases.
  

James J. Larmour

• Year 1931, n° US-D085655, patented in 1931, by Chilton. Penholder or similar article.
• Year 1940, n° US-2318950, patented in 1943, by Chilton. Cap and clip for fountain pens.
  

James Jeff

• Year 1929, n° GB-330144, patented in 1930, by Conway Stewart. Improvements in or relating to rests for pens, pencils or the like.
• Year 1933, n° GB-424069, patented in 1935, by Conway Stewart. Improvements in or relating to mechanically operated lead pencils.
  

James W. Greenbaum

• Year 1912, n° US-1098719, patented in 1914, by Boston Pen, Wahl Eversharp. Clip for pens or pencils.
• Year 1912, n° US-1116078, patented in 1914, by Boston Pen, Wahl Eversharp. Clip for pen-caps.
  

James W. Laughlin

• Year 1894, n° US-559034, patented in 1896, by Laughlin. Fountain pen.
• Year 1912, n° US-1042804, patented in 1912, by Laughlin. Fountain-pen.
• Year 1912, n° US-1042695, patented in 1912, by Laughlin. Fountain-pen.
  

Jay G. Rider

• Year 1901, n° US-739720, patented in 1903, by Perfection. Fountain-pen-filling device.
• Year 1907, n° US-919244, patented in 1909, by Perfection. Fountain-pen clip.
• Year 1915, n° US-1264684, patented in 1918, by Perfection. Self-filling writing instrument.
  

Jean-Marie Cavaillé

• Year 1920, n° FR-530688, patented in 1921, by Unbranded. Porte-plume à réservoir.
• Year 1920, n° GB-169616, patented in 1921, by Unbranded. Improvements in fountain pens.
  

Johannes Iversen

• Year 1936, n° FR-822646, patented in 1938, by Miller Pen Co.. Porte-plume réservoir ou stylographe.
• Year 1936, n° US-2143601, patented in 1939, by Miller Pen Co.. Fountain pen.
• Year 1936, n° NL-43662, patented in 1938, by Miller Pen Co.. Vulpenhouder met zuiger.
• Year 1936, n° CH-197313, patented in 1938, by Miller Pen Co.. Füllfederhalter.
• Year 1936, n° GB-466012, patented in 1937, by Miller Pen Co.. Improved fountain pen.
• Year 1936, n° BE-426288, patented in 1938, by Miller Pen Co.. Porte-plume réservoir ou stylographe.
• Year 1936, n° DK-52984, patented in 1937, by Miller Pen Co.. Fyldepen.
  

John A. Holland

• Year 1871, n° US-118367, patented in 1871, by John Holland Pen Company. Improvement in pen-holders.
• Year 1872, n° US-132008, patented in 1872, by John Holland Pen Company. Improvement in alloys for the manufacture of pens.
• Year 1873, n° US-135118, patented in 1873, by John Holland Pen Company. Improvement in writing-pens.
• Year 1874, n° US-159513, patented in 1875, by John Holland Pen Company. Pen and pencil-case.
• Year 1876, n° US-180715, patented in 1876, by John Holland Pen Company. Pen and pencil case.
• Year 1878, n° US-202654, patented in 1878, by John Holland Pen Company. Pencil.
• Year 1878, n° US-202655, patented in 1878, by John Holland Pen Company. Improvement in fountain-pens.
• Year 1878, n° US-258299, patented in 1882, by John Holland Pen Company. Writing-point for stylographic pens.
• Year 1878, n° US-211575, patented in 1879, by John Holland Pen Company. Improvement in fountain-pens.
• Year 1880, n° US-241216, patented in 1881, by John Holland Pen Company. Process of fusing and molding iridium.
• Year 1881, n° US-275912, patented in 1883, by John Holland Pen Company. Stylographic fountain-pen.
• Year 1881, n° US-269290, patented in 1882, by John Holland Pen Company. Pen.
• Year 1882, n° US-258298, patented in 1882, by John Holland Pen Company. Pencil case.
• Year 1882, n° US-292313, patented in 1884, by John Holland Pen Company. Lead-holder for pencils.
• Year 1882, n° US-285895, patented in 1883, by John Holland Pen Company. Alloying iridium.
• Year 1882, n° US-279388, patented in 1883, by John Holland Pen Company. Pencil case.
• Year 1883, n° US-298582, patented in 1884, by John Holland Pen Company. Fountain-pen.
• Year 1886, n° US-351033, patented in 1886, by John Holland Pen Company. Fountain-pen.
• Year 1889, n° US-415838, patented in 1889, by John Holland Pen Company. Fountain-pen.
• Year 1889, n° US-426813, patented in 1890, by John Holland Pen Company. Fountain-pen.
• Year 1892, n° US-485795, patented in 1892, by John Holland Pen Company. Fountain-pen.
• Year 1901, n° US-683763, patented in 1901, by John Holland Pen Company. Pen protector for penholders.
• Year 1902, n° US-703418, patented in 1902, by John Holland Pen Company. Fountain-pen.
• Year 1905, n° US-804847, patented in 1905, by John Holland Pen Company. Fountain-pen.
• Year 1906, n° US-821940, patented in 1906, by John Holland Pen Company. Fountain-pen.
• Year 1907, n° US-863029, patented in 1907, by John Holland Pen Company. Clip for pen-caps.
• Year 1907, n° US-885753, patented in 1908, by John Holland Pen Company. Fountain-pen.
• Year 1914, n° US-1152509, patented in 1915, by John Holland Pen Company. Fountain-pen.
• Year 1931, n° US-1876298, patented in 1932, by John Holland Pen Company. Self-filling pen.
  

John Bruce

• Year 1956, n° US-D181705, patented in 1957, by Waterman. Fountain pen.
• Year 1958, n° US-D185263, patented in 1959, by Waterman. Clip for a writing instrument.
  

John C. Wahl

• Year 1917, n° US-1279186, patented in 1918, by Wahl Eversharp. Clip for pencil and the like.
• Year 1917, n° US-1351591, patented in 1920, by Wahl Eversharp. Fountain-pen.
• Year 1917, n° US-1506795, patented in 1924, by Wahl Eversharp. Mechanical pencils.
• Year 1917, n° US-1490244, patented in 1924, by Wahl Eversharp. Self-loading magazine pencil.
• Year 1918, n° US-1365754, patented in 1921, by Wahl Eversharp. Toggle-joint self-filling pen.
• Year 1918, n° US-RE16145, patented in 1925, by Wahl Eversharp. Toggle-joint self-filling pen.
• Year 1918, n° US-1301341, patented in 1919, by Wahl Eversharp. Self-feeding pencil.
• Year 1918, n° US-1334332, patented in 1920, by Wahl Eversharp. Pencil-clip.
• Year 1918, n° US-D056681, patented in 1920, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1919, n° US-1349025, patented in 1920, by Wahl Eversharp. Mechanical pencil.
• Year 1919, n° US-1395316, patented in 1921, by Wahl Eversharp. Chasing-machine.
• Year 1920, n° US-1490245, patented in 1924, by Wahl Eversharp. Mechanical pencil.
• Year 1920, n° US-1415211, patented in 1922, by Wahl Eversharp. Chasing machine.
• Year 1920, n° US-D057403, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1920, n° US-D057404, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1920, n° US-D057405, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1921, n° US-1490246, patented in 1924, by Wahl Eversharp. Mechanical pencil.
• Year 1921, n° US-D058516, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1921, n° US-1574457, patented in 1926, by Wahl Eversharp. Mechanical pencil.
• Year 1921, n° US-1562267, patented in 1925, by Wahl Eversharp. Fountain pen.
• Year 1921, n° US-D058693, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1921, n° US-1490247, patented in 1924, by Wahl Eversharp. Pencil.
• Year 1921, n° US-1490686, patented in 1924, by Wahl Eversharp. Fountain pen.
• Year 1921, n° US-1574266, patented in 1926, by Wahl Eversharp. Pen.
• Year 1921, n° US-1567823, patented in 1925, by Wahl Eversharp. Fountain pen.
• Year 1921, n° US-1428195, patented in 1922, by Wahl Eversharp. Metal box.
• Year 1922, n° US-1465957, patented in 1923, by Wahl Eversharp. Clip for mechanical pencils.
• Year 1922, n° US-1613810, patented in 1927, by Wahl Eversharp. Mechanical pencil.
• Year 1922, n° US-1567824, patented in 1925, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1586541, patented in 1926, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1585805, patented in 1926, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1624194, patented in 1927, by Wahl Eversharp. Fountain pen.
• Year 1922, n° US-1506207, patented in 1924, by Wahl Eversharp. Fastening device to be used in connection with mechanical pencils, fountain pens, and the like.
• Year 1923, n° US-1578565, patented in 1926, by Wahl Eversharp. Mechanical pencil.
• Year 1924, n° US-1613812, patented in 1927, by Wahl Eversharp. Pen and nib and method of producing same.
• Year 1924, n° US-1735224, patented in 1929, by Wahl Eversharp. Fountain-pen assembling.
• Year 1925, n° US-1782108, patented in 1930, by Pen Desk Set Company. Desk stand and holder for fountain pens.
• Year 1925, n° US-1800330, patented in 1931, by Wahl Eversharp. Fountain-pen-filling device.
• Year 1926, n° US-1779836, patented in 1930, by Wahl Eversharp. Fountain pen and method of assembling same.
• Year 1944, n° US-2427243, patented in 1947, by Wahl Eversharp. Mechanical ink pencil.
• Year 1944, n° US-2427033, patented in 1947, by Wahl Eversharp. Mechanical ink pencil.
• Year 1945, n° US-2483329, patented in 1949, by Wahl Eversharp. Writing instrument.
  

John G. Liddel

• Year 1921, n° US-1425871, patented in 1922, by Moore Pen Company. Mechanical pencil.
• Year 1924, n° US-1556701, patented in 1925, by Moore Pen Company. Mechanical pencil.
• Year 1929, n° US-1809416, patented in 1931, by Moore Pen Company. Fountain pen.
  

John H. Kritikson

• Year 1921, n° CA-255206, patented in 1925, by Security Pen Corporation. Fountain Pen.
• Year 1921, n° US-1482568, patented in 1924, by Security Pen Corporation. Fountain Pen.
  

John H. Worthy

• Year 1921, n° US-D059052, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
• Year 1921, n° US-D058694, patented in 1921, by Wahl Eversharp. Design for a pen or pencil case.
  

John N. Whitehouse

• Year 1906, n° US-836905, patented in 1906, by Le-White Manufacturing Company. Fountain-pen cap and barrel.
• Year 1945, n° US-D143176, patented in 1945, by Unbranded. Fountain pen.
  

John S. Barnes

• Year 1891, n° US-474940, patented in 1892, by Waterman. Pocket-case for bottle.
• Year 1902, n° US-726495, patented in 1903, by Waterman. Fountain-pen.
• Year 1905, n° US-844575, patented in 1907, by Waterman. Fountain-pen.
• Year 1905, n° US-848620, patented in 1907, by Waterman. Fountain-pen.
• Year 1906, n° US-844576, patented in 1907, by Waterman. Fountain-pen.
  

John Vassos

• Year 1939, n° US-D118873, patented in 1940, by Waterman. Design for a fountain pen.
• Year 1939, n° US-D118872, patented in 1940, by Waterman. Design for a fountain pen.
  

John William Para

• Year 1940, n° US-2293621, patented in 1942, by Wearever. Mechanical pencil.
• Year 1940, n° US-2293622, patented in 1942, by Wearever. Mechanical pencil.
• Year 1940, n° US-2293623, patented in 1942, by Wearever. Mechanical pencil.
• Year 1941, n° US-2337343, patented in 1943, by Wearever. Pen.
• Year 1941, n° US-2312928, patented in 1943, by Wearever. Tool for assembling mechanical pencils.
• Year 1941, n° US-2339290, patented in 1944, by Wearever. Mechanical pencil.
• Year 1942, n° US-2377444, patented in 1945, by Wearever. Fountain pen presser bar and method of producing the same.
• Year 1942, n° US-2365473, patented in 1944, by Wearever. Writing instrument assemblage.
• Year 1942, n° US-2339860, patented in 1944, by Wearever. Fountain pen.
• Year 1945, n° US-2548906, patented in 1951, by Wearever. Fountain pen.
  

Josef C. Lamy

• Year 1931, n° DE-570012, patented in 1933, by Lamy. Fuellhalter in Verbindung mit Fuellbleistift.
• Year 1942, n° DE-863767, patented in 1953, by Lamy. Wechselschreibstift.
• Year 1943, n° DE-824455, patented in 1951, by Lamy. Fuellhalter mit Saugkolben.
• Year 1944, n° DE-851465, patented in 1952, by Lamy. Fuellhalter mit Saugkolben.
• Year 1944, n° DE-873365, patented in 1953, by Lamy. Fuellhalter mit Verstellung des Saugkolbens durch teleskopartig ineinander verschraubbare Teile.
• Year 1944, n° DE-854167, patented in 1952, by Lamy. Fuellhalter mit Saugkolben.
• Year 1948, n° DE-827908, patented in 1952, by Lamy. Fuellhalter mit Saugkolben.
• Year 1949, n° DE-809514, patented in 1951, by Lamy. Vorschubeinrichtung fuer Fuellbleistifte, Kugelschreiber u. dgl..
• Year 1950, n° DE-856114, patented in 1952, by Lamy. Fuellhalter.
• Year 1950, n° DE-974635, patented in 1961, by Lamy. Verfahren zum Herstellen von Fuellhalterschaeften aus thermoplastischen Kunststoffen mit zum Teil durchsichtigem Tintenraum.
• Year 1950, n° DE-840521, patented in 1952, by Lamy. Füllhalter mit gekoppeltem Schlußkäppchen.
• Year 1951, n° DE-845322, patented in 1952, by Lamy. Füllhalterschutzklappe mit innerer Dichtungskappe.
• Year 1951, n° DE-867212, patented in 1953, by Lamy. Fuellhalter mit Saugkolben.
• Year 1951, n° DE-867213, patented in 1953, by Lamy. Tintenleiteranordnung.
• Year 1952, n° DE-907750, patented in 1954, by Lamy. Ausbildung und Anordnung der Tintenführung bei Füllhaltern.
• Year 1952, n° DE-926653, patented in 1955, by Lamy. Fuellfederhalter.
• Year 1952, n° US-2756722, patented in 1956, by Lamy. Fountain pen structure.
• Year 1952, n° DE-907749, patented in 1954, by Lamy. Druckfuellbleistift.
• Year 1953, n° DE-936914, patented in 1955, by Lamy. Fuellfederhalter mit Saugkolben und gekoppeltem Schlusskaeppchen.
• Year 1954, n° DE-1004522, patented in 1957, by Lamy. Ausbildung und Anordnung der Tintenfuehrung und der Federbefestigung bei Fuellhaltern.
• Year 1954, n° DE-1696470U, patented in 1955, by Lamy. Vorschubeinrichtung fuer Fuellbleistifte, Kugelschreiber.
• Year 1954, n° DE-1718469U, patented in 1956, by Lamy. Vorschubeinrichtung fuer Fuellbleistifte, Kugelschreiber.
• Year 1954, n° DE-1008147, patented in 1957, by Lamy. Ausbildung und Anordnung der Federbefestigung bei Fuellhaltern mit gegen Verdrehung gesicherter Kurzfeder.
• Year 1955, n° DE-1026662, patented in 1958, by Lamy. Fuellfederhalter mit Saugkolben und gekoppeltem Schlusskaeppchen.
• Year 1955, n° CH-350570, patented in 1960, by Lamy. Füllhalter.
• Year 1955, n° DE-1034066, patented in 1958, by Lamy. Ausbildung und Anordnung der Luftfuehrung und der Federbefestigung bei Fuellhaltern.
• Year 1968, n° US-3539267, patented in 1970, by Lamy. Writing implement.
  

Joseph A. Kracker

• Year 1914, n° US-1124750, patented in 1915, by Kraker. Fountain-pen.
• Year 1914, n° US-1170825, patented in 1916, by Kraker. Fountain-pen.
  

Joseph Bachrach

• Year 1927, n° US-1853316, patented in 1932, by Waterman. Device for facilitating the filling of fountain pens.
• Year 1929, n° US-1902091, patented in 1933, by Waterman. Inkstand.
  

Joseph Carreiro

• Year 1956, n° US-D182162, patented in 1958, by Esterbrook. Writing instrument or similar article.
• Year 1956, n° US-D182163, patented in 1958, by Esterbrook. Cap for a fountain pen or a similar article.
• Year 1956, n° US-D182164, patented in 1958, by Esterbrook. Clip for a fountain pen or similar article.
  

Joseph F. Betzler

• Year 1901, n° US-686920, patented in 1901, by Laughlin. Fountain-pen.
• Year 1905, n° US-799297, patented in 1905, by Laughlin. Fountain-pen.
  

Joseph Michel Alphonse Luis Carre

• Year 1929, n° BE-371161, patented in 1931, by Gold Starry. Perfectionnements aux modes de remplissage automatique des porteplumes réservoirs.
• Year 1929, n° FR-691384, patented in 1930, by Gold Starry. Perfectionnements aux modes de remplissage automatiques des porte-plumes réservoirs.
  

Joseph Tully

• Year 1945, n° US-D142751, patented in 1945, by Eclipse. Design for a writing tip section of a fountain pen.
• Year 1949, n° CA-477244, patented in 1951, by Eclipse. Ball point pens.
  

Joseph Wallace

• Year 1933, n° US-1943048, patented in 1934, by Inkograph. Fountain pen.
• Year 1935, n° US-2111518, patented in 1938, by Inkograph. Fountain pen attachment.
• Year 1940, n° US-2217502, patented in 1940, by Inkograph. Stylographic pen.
• Year 1942, n° US-2356109, patented in 1944, by Inkograph. Fountain pen.
  

Jozsef Laszlo Biro

• Year 1941, n° US-2258841, patented in 1941, by Eterpen. Writing instrument.
• Year 1943, n° US-2413904, patented in 1947, by Eterpen. Writing instrument.
• Year 1943, n° US-2397229, patented in 1946, by Eterpen. Writing instrument.
• Year 1944, n° US-2491082, patented in 1949, by Wahl Eversharp. Fountain pen.
• Year 1944, n° US-2400679, patented in 1946, by Eterpen. Fountain pen.
• Year 1944, n° US-2435123, patented in 1940, by Wahl Eversharp. Fountain pen.
  

Jules A. Fremon

• Year 1925, n° US-1641846, patented in 1927, by W. A. Sheaffer Pen Company. Fountain-pen rack.
• Year 1926, n° US-1675543, patented in 1928, by W. A. Sheaffer Pen Company. Fountain-pen desk stand.
• Year 1926, n° US-1782109, patented in 1930, by Pen Desk Set Company. Fountain-pen desk stand.
  

Julius Kahn

• Year 1931, n° US-2009182, patented in 1935, by Wearever. Mechanical pencil.
• Year 1935, n° US-2249004, patented in 1941, by Wearever. Method of and apparatus for treating thermoplastic tubes.
• Year 1940, n° US-2293621, patented in 1942, by Wearever. Mechanical pencil.
  

Julius L. Schnell

• Year 1904, n° US-776428, patented in 1904, by Schnell, Bankers. Feeder-bar for fountain-pens.
• Year 1911, n° US-1053879, patented in 1913, by Schnell. Self-filling fountain-pen.
• Year 1912, n° US-1060137, patented in 1913, by Schnell. Self-filler fountain-pen.
• Year 1914, n° US-1144436, patented in 1915, by Schnell, Bankers. Self-filler fountain-pen.
• Year 1915, n° FR-479060, patented in 1916, by Schnell, Bankers. Porte-plume à réservoir, à remplissage automatique.
• Year 1916, n° US-1357083, patented in 1920, by Schnell. Feed-bar for fountain-pens.
• Year 1927, n° US-D073416, patented in 1927, by Schnell. Design for a pen clip or similar article.
• Year 1932, n° US-1895736, patented in 1933, by Schnell. Fountain pen.
• Year 1937, n° US-2120652, patented in 1938, by Schnell. Fountain pen.
  

Jörgen Thorvald Andersen

• Year 1918, n° FR-497658, patented in 1919, by Unbranded. Tracoir analogue à une plume à réservoir.
• Year 1918, n° US-1336119, patented in 1920, by Unbranded. Stylographic fountain-pen.
• Year 1918, n° DK-25360C, patented in 1919, by Unbranded. Beskyttelseshætte til Skriveinstrumenter.
• Year 1918, n° GB-127562, patented in 1919, by Unbranded. Improvements in Stylographic Fountain Pens.
• Year 1918, n° AT-81466B, patented in 1920, by Unbranded. Füllfederähnliches Schreibgerät. Füllfederähnliches Schreibgerät.
• Year 1918, n° DE-326796, patented in 1920, by Unbranded. Füllfederhalter.
• Year 1918, n° DK-25155C, patented in 1919, by Unbranded. Skriveinstrument til Blæk eller lignende.
  

Kabushiki Kaisha Namiki Seisakusho

• Year 1931, n° GB-359830, patented in 1931, by Pilot. Improvements in or relating to Calendars or Date Indicators.
• Year 1931, n° GB-380267, patented in 1932, by Pilot. Improvements in or relating to Stands for Pens and the like.
• Year 1932, n° GB-387844, patented in 1933, by Pilot. Improved Manufacture of Writing Inks.
• Year 1933, n° GB-410437, patented in 1934, by Pilot. Improvements in or relating to Reservoir Pens.
• Year 1935, n° GB-450343, patented in 1936, by Pilot. Improvements in or relating to Reservoir Pens.
  

Karl Fend

• Year 1901, n° CH-24220, patented in 1902, by Fend. Fallstifthalter.
• Year 1923, n° GB-220435, patented in 1924, by Fend. Pencil holder.
• Year 1923, n° FR-570444, patented in 1924, by Fend. Porte-mine.
• Year 1927, n° GB-284529, patented in 1928, by Fend. Porte-mine.
• Year 1930, n° GB-347540, patented in 1931, by Fend. A magazine pencil.
  

Karl Weisser

• Year 1937, n° US-2153488, patented in 1939, by Wearever. Writing instrument clip.
• Year 1937, n° US-2141989, patented in 1938, by Wearever. Pipe and plaque holder therefor.
• Year 1938, n° US-D114095, patented in 1939, by Wearever. Design for a fountain pen and pencil clip.
• Year 1942, n° US-2377444, patented in 1945, by Wearever. Fountain pen presser bar and method of producing the same.
• Year 1946, n° US-2642842, patented in 1953, by Wearever. Fountain pen.
• Year 1947, n° US-2605746, patented in 1952, by Wearever. Fountain pen.
• Year 1948, n° US-2605745, patented in 1952, by Wearever. Fountain pen.
• Year 1949, n° US-2624315, patented in 1953, by Wearever. Fountain pen.
• Year 1952, n° US-2692580, patented in 1954, by Wearever. Writing instrument.
• Year 1955, n° US-2951465, patented in 1960, by Wearever. Retractable writing instrument.
  

Kenneth Parker

• Year 1958, n° US-D191555, patented in 1961, by The Parker Pen Company. Fountain pen.
• Year 1961, n° US-D205872, patented in 1963, by The Parker Pen Company. Writing instrument.
  

Kenneth S. Parker

• Year 1928, n° US-1819383, patented in 1931, by The Parker Pen Company. Fountain pen.
• Year 1929, n° US-1793824, patented in 1931, by The Parker Pen Company. Fountain pen.
• Year 1929, n° US-1821477, patented in 1931, by The Parker Pen Company. Fountain pen.
• Year 1929, n° US-D081254, patented in 1930, by The Parker Pen Company. Design for a fountain pen.
• Year 1929, n° US-1818743, patented in 1931, by The Parker Pen Company. Adjustable feed for fountain pens.
• Year 1931, n° US-1853876, patented in 1932, by The Parker Pen Company. Desk set mounting.
• Year 1931, n° US-1920770, patented in 1933, by The Parker Pen Company. Mechanical pencil.
• Year 1931, n° US-1916808, patented in 1932, by The Parker Pen Company. Desk set.
• Year 1936, n° US-D102799, patented in 1937, by The Parker Pen Company. Design for a fountain pen or other writing implement.
• Year 1936, n° US-D102800, patented in 1937, by The Parker Pen Company. Design for a fountain pen or other writing implement.
• Year 1936, n° US-D102801, patented in 1937, by The Parker Pen Company. Design for a fountain pen or other writing implement.
• Year 1939, n° US-D116098, patented in 1939, by The Parker Pen Company. Design for a fountain pen barrel.
• Year 1939, n° US-D116097, patented in 1939, by The Parker Pen Company. Design for a fountain pen.
• Year 1943, n° US-2386500, patented in 1945, by The Parker Pen Company. Desk set.
• Year 1945, n° US-2506035, patented in 1950, by The Parker Pen Company. Writing instrument.
• Year 1955, n° US-D179425, patented in 1956, by The Parker Pen Company. Closure cap for a writing instrument.
  

Konrad Kressel

• Year 1934, n° US-2080372, patented in 1937, by Montblanc. Tip for propelling pencils.
• Year 1936, n° DE-669115, patented in 1938, by Montblanc. Verfahren zur Musterung von Füllfederhalterhuelsen aus durchsichtigen oder durchscheinenden, in organischen Lösungsmitteln löslichen Werkstoffen.
• Year 1937, n° DE-689598, patented in 1940, by Montblanc. Füllfederhalter mit an einem Fallgewicht befestigtem und durch ein Schreibrohr hindurchgeführtem Schreibdraht.
• Year 1937, n° DE-683548, patented in 1939, by Montblanc. Kolbenfüllfederhalter mit einer aus drei oder mehr teleskopartig ineinanderschraubbaren Gliedern bestehenden Kolbenstange.
• Year 1937, n° US-2167815, patented in 1939, by Montblanc. Fountain pen.
• Year 1938, n° DE-689744, patented in 1940, by Montblanc. Füllfederhalterständer.
• Year 1941, n° DE-761937, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben und einer Reibungskupplung zwischen dem Drehknopfund der Kolbenspindel.
• Year 1943, n° DE-850124, patented in 1952, by Montblanc. Taschenklammer für Schreibgeräte.
• Year 1949, n° DE-816965, patented in 1951, by Montblanc. Schreibkugel-Füllhalter.
• Year 1949, n° DE-804532, patented in 1951, by Montblanc. Führungselement für Kolbenfüller.
• Year 1949, n° DE-804767, patented in 1951, by Montblanc. Verschlusskappe fuer Schreibwerkzeuge.
• Year 1949, n° DE-846221, patented in 1952, by Montblanc. Mechanik für Kolbenfüller.
• Year 1950, n° DE-835414, patented in 1952, by Montblanc. Tintenleiter für Füllfederhalter.
• Year 1950, n° DE-838871, patented in 1952, by Montblanc. Schreibkugel-Füllhalter.
• Year 1950, n° DE-900908, patented in 1954, by Montblanc. Teleskopmechanik für Kolbenfüller.
• Year 1952, n° DE-936849, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben.
• Year 1953, n° DE-933553, patented in 1955, by Montblanc. Verschlusskappe mit nachgiebiger Klemmvorrichtung fuer Schreibwerkzeuge.
• Year 1953, n° DE-1014459, patented in 1957, by Montblanc. Füllfederhalter mit Schraubkolben Leerlaufkupplung zwischen Drehknopf und Kolbenspindel.
• Year 1953, n° DE-929470, patented in 1955, by Montblanc. Füllfederhalter mit Schraubkolben und Mitnehmerkupplung.
• Year 1953, n° ES-215091, patented in 1955, by Montblanc. Mejoras en la construccion de portaplumas rellenables con émbolo de tornillo.
• Year 1954, n° DE-963224, patented in 1957, by Montblanc. Kolben für Füllfederhalter.
• Year 1956, n° DE-1009969, patented in 1957, by Montblanc. Schreibgerät mit längsverschiebbarem Schreibspitzenträger.
• Year 1956, n° US-2986119, patented in 1961, by Montblanc. Writing instruments.
  

Kurt Fend

• Year 1935, n° CH-194208, patented in 1937, by Fend. Wechselbleistift.
• Year 1935, n° GB-474736, patented in 1937, by Fend. Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders.
• Year 1935, n° US-2136290, patented in 1938, by Fend. Interchangeable lead pencil.
• Year 1935, n° CH-193646, patented in 1937, by Fend. Wechselbleistift.
• Year 1935, n° GB-478118, patented in 1938, by Fend. Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders.
• Year 1935, n° FR-807275, patented in 1937, by Fend. Porte-mines multiple.
• Year 1935, n° DE-652024, patented in 1937, by Fend. Wechselbleistift mit durch Schieber aus der Ruhestellung in eine Rast fuer die Gebrauchsstellung verschiebbaren Minentraegern.
• Year 1936, n° GB-482097, patented in 1938, by Fend. Improvements in and relating to writing implement having interchangeable leads.
• Year 1936, n° DE-664392, patented in 1938, by Fend. Wechselschreibstift mit zwei gegeneinander verschiebbaren Huelsen und einem auf den vorzuschiebenden Minentraeger einstellbaren Vorschubstab.
• Year 1936, n° FR-823652, patented in 1938, by Fend. Porte-mines multiple.
• Year 1936, n° US-2163515, patented in 1938, by Fend. Interchangeable lead pencil.
  

Laszlo Moholy-Nagy

• Year 1945, n° US-2510648, patented in 1950, by The Parker Pen Company. Pen desk set.
• Year 1946, n° US-D146806, patented in 1947, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2503061, patented in 1950, by The Parker Pen Company. Pen desk set.
  

Leon H. Ashmore

• Year 1927, n° US-1800425, patented in 1931, by Esterbrook. Pen.
• Year 1931, n° US-1918239, patented in 1933, by Esterbrook. Fountain pen.
• Year 1932, n° US-1975775, patented in 1934, by Esterbrook. Pen and pencil clip.
• Year 1932, n° GB-412610, patented in 1934, by Esterbrook. Improvements in or relating to fountain pens.
• Year 1933, n° US-1999177, patented in 1935, by Esterbrook. Fountain pen.
• Year 1934, n° US-2037699, patented in 1936, by Esterbrook. Pen and method of making the same.
• Year 1935, n° US-2228250, patented in 1941, by Esterbrook. Manufacture of writing pens.
• Year 1937, n° US-2152436, patented in 1939, by Esterbrook. Fountain pen.
• Year 1938, n° US-D116005, patented in 1939, by Esterbrook. Design for a pen and pencil clip.
• Year 1938, n° US-2159002, patented in 1939, by Esterbrook. Manufacture of metal stock.
• Year 1938, n° US-2159003, patented in 1939, by Esterbrook. Manufacture of writing pens.
• Year 1939, n° US-2176661, patented in 1939, by Esterbrook. Fountain pen.
  

Leopold Kutter

• Year 1928, n° FR-675368, patented in 1930, by Météore - La Plume d'Or, Uneman. Porte-plume réservoir.
• Year 1928, n° GB-312180, patented in 1930, by Météore - La Plume d'Or, Uneman. Improvements in or relating to Fountain Pens.
• Year 1928, n° DE-531249, patented in 1931, by Météore - La Plume d'Or, Uneman. Fullfederhalter.
• Year 1928, n° GB-336878, patented in 1930, by Météore - La Plume d'Or, Uneman. Fountain Pen Holder.
• Year 1931, n° GB-364436, patented in 1932, by Météore - La Plume d'Or, Uneman. Improvements in and relating to Fountain-pens.
• Year 1931, n° DE-573413, patented in 1933, by Météore - La Plume d'Or, Uneman. Fullfederhalter.
• Year 1931, n° FR-730201, patented in 1932, by Météore - La Plume d'Or, Uneman. Porte-plume réservoir.
• Year 1931, n° GB-392482, patented in 1933, by Météore - La Plume d'Or, Uneman. Improvements in or relating to Fountain Pens.
• Year 1932, n° DE-581704, patented in 1933, by Météore - La Plume d'Or, Uneman. Fuellfederhalter mit einer verschiebbaren Huelse.
• Year 1932, n° CA-341601, patented in 1934, by Météore - La Plume d'Or, Uneman. Fountain penholder.
• Year 1932, n° US-1964125, patented in 1934, by Météore - La Plume d'Or, Uneman. Fountain penholder.
• Year 1932, n° DE-582622, patented in 1933, by Météore - La Plume d'Or, Uneman. Fullfederhalter.
• Year 1934, n° GB-445752, patented in 1936, by Météore - La Plume d'Or, Uneman. Improvements in and relating to Fountain Pens.
• Year 1934, n° US-2092459, patented in 1937, by Météore - La Plume d'Or, Uneman. Fountain pen.
• Year 1934, n° CA-366351, patented in 1937, by Météore - La Plume d'Or, Uneman. Fullfederhalter.
• Year 1934, n° FR-784223, patented in 1935, by Météore - La Plume d'Or, Uneman. Porte-plume-réservoir.
  

Leslie Roy Wade

• Year 1922, n° FR-561704, patented in 1923, by Lang - Curzon - Summit. Porte-plume réservoir, porte-mine, ou autre objet analogue.
• Year 1922, n° US-1493833, patented in 1924, by Lang - Curzon - Summit. Fountain pen and the like.
• Year 1922, n° DE-401710, patented in 1924, by Lang - Curzon - Summit. Schutzhuelse fuer Fuellfederhalter, Fuellbleistifte u. dgl..
• Year 1922, n° CA-238293, patented in 1924, by Lang - Curzon - Summit. Improvements in or relating to fountain pens and the like.
• Year 1922, n° AT-98903, patented in 1924, by Lang - Curzon - Summit. Schreibgerät.
• Year 1922, n° GB-194895, patented in 1923, by Lang - Curzon - Summit. Improvements in or relating to fountain pens.
• Year 1923, n° GB-224084, patented in 1924, by Lang - Curzon - Summit. Improvements in or relating to fountain pens.
• Year 1924, n° GB-243110, patented in 1925, by Lang - Curzon - Summit. Improvements in or relating to fountain pens.
• Year 1924, n° FR-603093, patented in 1926, by Lang - Curzon - Summit. Perfectionnements dans les porte-plume à réservoir.
• Year 1924, n° CA-264967, patented in 1926, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
  

Leslie William Johnson

• Year 1936, n° GB-479937, patented in 1938, by Swan. Improvements in or relating to pencil holders.
• Year 1936, n° GB-480717, patented in 1938, by Swan. Improvements in or relating to propelling pencils.
• Year 1936, n° GB-480965, patented in 1938, by Swan. Improvements in self-filling fountain pens.
• Year 1937, n° GB-474893, patented in 1937, by Swan. Improvements in or relating to stylographic pens.
• Year 1938, n° GB-514513, patented in 1939, by Swan. Improvements in or relating to self-filling fountain pens.
• Year 1939, n° GB-527422, patented in 1940, by Swan. Improvements in or relating to self-filling fountain pens.
• Year 1946, n° GB-623767, patented in 1949, by Swan. Improvements in or relating to fountain pens.
• Year 1946, n° GB-621822, patented in 1949, by Swan. Improvements in or relating to fountain pens.
  

Levi D. Van Valenburg

• Year 1906, n° US-844061, patented in 1907, by Williamson's Safety Fountain Pen - Torino, Salz. Fountain-pen retainer.
• Year 1907, n° US-886095, patented in 1908, by Williamson's Safety Fountain Pen - Torino, Salz. Fountain-pen retainer.
• Year 1911, n° GB-191103257, patented in 1911, by Unbranded. Improvements in Devices for Preventing the Loss of Fountain Pens and Pencils.
• Year 1917, n° US-1250533, patented in 1917, by Unbranded. Retaining clip for fountain-pens.
  

Lewis E. Waterman

• Year 1883, n° US-307735, patented in 1884, by Waterman. Fountain-pen.
• Year 1883, n° US-293545, patented in 1884, by Waterman. Fountain-pen.
• Year 1895, n° US-604690, patented in 1898, by Waterman. Fountain-pen.
• Year 1895, n° US-559422, patented in 1896, by Waterman. Fountain-pen.
• Year 1896, n° US-698881, patented in 1902, by Waterman. Fountain-pen.
• Year 1897, n° US-607397, patented in 1898, by Waterman. Fountain-pen.
• Year 1897, n° US-607399, patented in 1898, by Waterman. Fountain-pen.
• Year 1897, n° US-607398, patented in 1898, by Waterman. Fountain pen.
• Year 1897, n° US-607400, patented in 1898, by Waterman. Fountain-pen.
• Year 1897, n° US-607401, patented in 1898, by Waterman. Fountain-pen.
• Year 1898, n° US-698882, patented in 1902, by Waterman. Safety fountain-pen.
  

Lionel Gunsberg

• Year 1926, n° GB-273357, patented in 1927, by Lang - Curzon - Summit, W. J. May and Co.. Improvements in and relating to Fountain Pens.
• Year 1926, n° FR-628272, patented in 1927, by Lang - Curzon - Summit, W. J. May and Co.. Perfectionnements apportés aux porte-plumes à réservoir ou à remplissage automatique.
• Year 1932, n° GB-406073, patented in 1934, by Lang - Curzon - Summit. Improvements in and relating to Ink Wells and in particular Ink Wells suitable for use with Self-filling Fountain Pens.
  

Louis Badois

• Year 1920, n° FR-25039E, patented in 1922, by Météore - La Plume d'Or. Improvements in and relating to fountain pens.
• Year 1920, n° FR-527150, patented in 1921, by Météore - La Plume d'Or. Système perfectionné de porte-plume réservoir.
• Year 1920, n° GB-186818, patented in 1922, by Météore - La Plume d'Or. Improvements in and relating to fountain pens.
• Year 1920, n° GB-175382, patented in 1922, by Météore - La Plume d'Or. Improvements in and relating to fountain pens.
• Year 1921, n° US-1457765, patented in 1923, by Météore - La Plume d'Or. Fountain pen.
• Year 1921, n° CH-98575, patented in 1923, by Météore - La Plume d'Or. Porte-plume réservoir.
• Year 1923, n° GB-212564, patented in 1924, by Météore - La Plume d'Or. Improvements in and relating to pen-holders.
• Year 1923, n° FR-574637, patented in 1924, by Météore - La Plume d'Or. Perfectionnements apportés aux porte-plumes.
• Year 1923, n° GB-225200, patented in 1925, by Météore - La Plume d'Or. Improvements in the manufacture of pens.
• Year 1923, n° DE-440614, patented in 1927, by Météore - La Plume d'Or. Dauerschreibfeder aus Metall.
• Year 1925, n° FR-623258, patented in 1927, by Météore - La Plume d'Or. Perfectionnements aux porte-plumes réservoirs.
• Year 1933, n° FR-764787, patented in 1934, by Météore - La Plume d'Or. Perfectionnements aux dispositifs pour le remplissage des porte-plumes à réservoir et objets analogues.
  

Louis H. Juster

• Year 1930, n° US-1882644, patented in 1932, by Waterman. Feed for fountain pens.
• Year 1934, n° US-2002092, patented in 1935, by Waterman. Inkwell.
  

Louis Morrison

• Year 1927, n° US-1673579, patented in 1928, by Morrison. Lever for self-filling fountain pens.
• Year 1930, n° US-D082897, patented in 1930, by Morrison. Design for a fountain pen or similar article.
• Year 1930, n° US-D082341, patented in 1930, by Morrison. Design for a clip for a fountain pen or similar article.
• Year 1931, n° US-D083908, patented in 1931, by Morrison. Design for a lever for fountain pens.
• Year 1934, n° US-D094983, patented in 1935, by Morrison. Design for a fountain pen or similar article.
• Year 1940, n° US-D124609, patented in 1941, by Morrison. Design for a fountain pen or similar article.
• Year 1948, n° US-D155532, patented in 1949, by Morrison. Design for a fountain pen or similar article.
  

Lucien Claret

• Year 1945, n° GB-612868, patented in 1948, by Météore - La Plume d'Or. Improvements in and relating to fountain pens, propelling pencils and like writing instruments.
• Year 1945, n° FR-57796E, patented in 1953, by Météore - La Plume d'Or. Perfectionnements aux porte-plumes réservoirs.
• Year 1945, n° CH-255121, patented in 1948, by Météore - La Plume d'Or. Dispositif de fermeture de porte-plume réservoir ou autre objet analogue.
• Year 1945, n° BE-465190, patented in 1946, by Météore - La Plume d'Or. Perfectionement aux porte-plumes réservoir.
• Year 1945, n° FR-925384, patented in 1947, by Météore - La Plume d'Or. Perfectionnements aux porte-plumes réservoirs.
• Year 1945, n° FR-921485, patented in 1947, by Météore - La Plume d'Or. Système de fermeture d'un capuchon sur une pièce cylindrique, par exemple pour porte-plume à réservoir.
• Year 1946, n° CH-251140, patented in 1947, by Météore - La Plume d'Or. Agrafe pour porte-plume, stylo, porte-mine ou autre objet analogue.
• Year 1946, n° US-2538294, patented in 1951, by Météore - La Plume d'Or. Clip for fountain pens and the like.
• Year 1946, n° BE-465191, patented in 1946, by Météore - La Plume d'Or. Agrafe pour porte-plumes, stylos, porte-mines ou analogues.
• Year 1946, n° GB-612869, patented in 1948, by Météore - La Plume d'Or. Clip for fountain pens and the like.
• Year 1946, n° FR-925385, patented in 1947, by Météore - La Plume d'Or. Perfectionement aux porte-plumes réservoirs.
• Year 1946, n° US-2519635, patented in 1950, by Météore - La Plume d'Or. Fountain pen.
• Year 1946, n° CH-254826, patented in 1948, by Météore - La Plume d'Or. Porte-plume ou objet analogue à réservoir.
• Year 1946, n° GB-612870, patented in 1948, by Météore - La Plume d'Or. Improvements in fountain pens.
• Year 1946, n° GB-612867, patented in 1948, by Météore - La Plume d'Or. Improvements in Fountain Pens and the like.
• Year 1946, n° BE-465193, patented in 1946, by Météore - La Plume d'Or. Perfectionement aux porte-plumes réservoir.
• Year 1946, n° BE-465192, patented in 1946, by Météore - La Plume d'Or. Perfectionnements aux porte-plumes réservoirs.
  

Lucien E. Hicks

• Year 1858, n° US-19613, patented in 1858, by Hicks. Inkstand.
• Year 1863, n° US-38863, patented in 1863, by Hicks. Inkstand.
  

Lucifer J. Most

• Year 1916, n° US-1195709, patented in 1916, by Unbranded. Fountain-pen.
• Year 1918, n° US-1420275, patented in 1922, by Unbranded. Pencil.
• Year 1920, n° US-1675826, patented in 1928, by W. A. Sheaffer Pen Company. Pencil.
• Year 1922, n° US-1551604, patented in 1925, by Swan. Magazine pencil.
• Year 1929, n° US-1758199, patented in 1930, by Swan. Pen desk set.
• Year 1929, n° US-1809985, patented in 1931, by Swan. Pen desk set.
• Year 1930, n° US-1822166, patented in 1931, by Swan. Fountain pen cap.
• Year 1930, n° US-1822167, patented in 1931, by Swan. Fountain pen cap.
• Year 1930, n° US-1822168, patented in 1931, by Swan. Combination pocket and desk set fountain pen.
• Year 1931, n° US-1940223, patented in 1933, by Unbranded. Method of producing seamless celluloid articles from bars of celluloid.
• Year 1933, n° US-1968567, patented in 1934, by Swan. Fountain pen.
• Year 1934, n° US-2154102, patented in 1939, by Metal & Controls Corporation. Method of manufacturing pen points, and sheet stock therefor.
• Year 1935, n° US-2154103, patented in 1939, by Metal & Controls Corporation. Sheet stock and the manufacture of pen points.
• Year 1936, n° US-2127043, patented in 1938, by Metal & Controls Corporation. Method of decorating plastic articles.
  

Lynn P. Martin

• Year 1939, n° US-2215630, patented in 1940, by W. A. Sheaffer Pen Company. Reservoir desk stand.
• Year 1939, n° US-2241865, patented in 1941, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1940, n° US-2249616, patented in 1941, by W. A. Sheaffer Pen Company. Reservoir desk stand.
• Year 1941, n° US-2283333, patented in 1942, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1941, n° US-D130999, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1941, n° US-D130997, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen point.
• Year 1941, n° US-D131000, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1941, n° US-D130998, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1941, n° US-2303374, patented in 1942, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1941, n° US-2303373, patented in 1942, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1944, n° US-D142381, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142391, patented in 1945, by W. A. Sheaffer Pen Company. Design for a desk pen.
• Year 1944, n° US-D142382, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142383, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142384, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142390, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-2473688, patented in 1949, by W. A. Sheaffer Pen Company. Clip for writing instruments.
• Year 1945, n° US-2473690, patented in 1949, by W. A. Sheaffer Pen Company. Clip for writing instruments.
• Year 1945, n° US-D144358, patented in 1946, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1947, n° US-2553598, patented in 1951, by W. A. Sheaffer Pen Company. Reservoir desk stand.
• Year 1947, n° US-2553599, patented in 1951, by W. A. Sheaffer Pen Company. Reservoir desk stand.
• Year 1948, n° US-2610611, patented in 1952, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1949, n° US-2610612, patented in 1952, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1951, n° US-2769427, patented in 1956, by W. A. Sheaffer Pen Company. Writing implements.
• Year 1953, n° US-2802449, patented in 1957, by W. A. Sheaffer Pen Company. Writing implement.
• Year 1954, n° US-2914028, patented in 1959, by W. A. Sheaffer Pen Company. Writing implement.
• Year 1954, n° US-2799246, patented in 1957, by W. A. Sheaffer Pen Company. Writing implements.
• Year 1954, n° US-2799247, patented in 1957, by W. A. Sheaffer Pen Company. Writing implements.
• Year 1955, n° US-2949888, patented in 1960, by W. A. Sheaffer Pen Company. Writing implement.
• Year 1956, n° US-2949887, patented in 1960, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1959, n° US-D188265, patented in 1960, by W. A. Sheaffer Pen Company. Pen point or similar article.
• Year 1959, n° US-D188266, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
• Year 1959, n° US-D188267, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
  

Mario Segre

• Year 1947, n° US-2603189, patented in 1952, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1952, n° US-RE23683, patented in 1953, by W. A. Sheaffer Pen Company. Fountain pen.
  

Mark Sydney Finburgh

• Year 1934, n° GB-416648, patented in 1934, by Wyvern Fountain Pen Company. Improvements in fountain pens.
• Year 1934, n° FR-792631, patented in 1936, by Wyvern Fountain Pen Company. Perfectionnements aux porte-plumes réservoirs.
• Year 1934, n° GB-420064, patented in 1934, by Wyvern Fountain Pen Company. Improvements in or relating to fountain pens.
• Year 1934, n° BE-410533, patented in 1935, by Wyvern Fountain Pen Company. Perfectionnements aux porte-plumes réservoirs.
• Year 1934, n° DE-645085, patented in 1937, by Wyvern Fountain Pen Company. Fuellfederhalter mit einer den Tintenleiter durch huelsenartig gebogene Lappen umgreifenden Feder.
• Year 1944, n° GB-580628, patented in 1946, by Wyvern Fountain Pen Company. Fountain pens.
• Year 1944, n° GB-581290, patented in 1946, by Wyvern Fountain Pen Company. Self-filling fountain pens.
• Year 1946, n° GB-619349, patented in 1949, by Wyvern Fountain Pen Company. Improvements in or relating to fountain pens.
  

Marlin S. Baker

• Year 1939, n° US-2223541, patented in 1940, by The Parker Pen Company. Fountain pen.
• Year 1939, n° US-D116098, patented in 1939, by The Parker Pen Company. Design for a fountain pen barrel.
• Year 1939, n° US-D116097, patented in 1939, by The Parker Pen Company. Design for a fountain pen.
• Year 1939, n° US-2267147, patented in 1941, by The Parker Pen Company. Process for manufacturing pen nibs.
• Year 1940, n° US-2278907, patented in 1942, by The Parker Pen Company. Fountain pen.
• Year 1941, n° US-2286878, patented in 1942, by The Parker Pen Company. Adjustable eraser holder.
• Year 1944, n° US-2387001, patented in 1945, by The Parker Pen Company. Fountain pen.
• Year 1944, n° US-2403039, patented in 1946, by The Parker Pen Company. Fountain pen.
• Year 1945, n° US-2528327, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2503080, patented in 1950, by The Parker Pen Company. Mechanical pencil with push-button type lead feeding means.
• Year 1946, n° US-2619070, patented in 1952, by The Parker Pen Company. Ink feed and overflow collector means for fountain pens.
• Year 1948, n° US-2533082, patented in 1950, by The Parker Pen Company. Fountain pen cap.
• Year 1948, n° US-2528328, patented in 1950, by The Parker Pen Company. Clutch mechanism for mechanical pencils.
• Year 1948, n° US-2612867, patented in 1952, by The Parker Pen Company. Fountain pen.
• Year 1952, n° US-2905148, patented in 1959, by The Parker Pen Company. Fountain pen.
• Year 1953, n° US-2916013, patented in 1959, by The Parker Pen Company. Receptacle for receiving and enclosing the writing end of a fountain pen.
• Year 1956, n° US-D179053, patented in 1956, by The Parker Pen Company. Fountain pen.
• Year 1956, n° US-2871823, patented in 1959, by The Parker Pen Company. Fountain pen.
  

Martin Borbeck

• Year 1917, n° US-1268206, patented in 1918, by General Manufactoring Co., Houston Fountain Pen. Self-filling fountain-pen.
• Year 1918, n° US-1342736, patented in 1920, by Houston Fountain Pen. Fountain-pen.
  

Marx Finstone

• Year 1917, n° US-1238657, patented in 1917, by Eclipse. Fountain pen.
• Year 1921, n° US-1411715, patented in 1922, by Eclipse. Magazine Pencil.
• Year 1921, n° US-1402409, patented in 1922, by Eclipse. Fountain pen.
• Year 1925, n° US-1576588, patented in 1926, by Eclipse. Art of manufacturing fountain-pen caps and barrels.
• Year 1925, n° US-1610275, patented in 1926, by Eclipse. Pen and pencil clip.
• Year 1926, n° US-1648544, patented in 1927, by Eclipse. Swivel pen support for desk sets.
• Year 1927, n° GB-265005, patented in 1926, by Eclipse. Improvements in art of manufacturing fountain pen caps and barrels.
• Year 1927, n° US-1648545, patented in 1927, by Eclipse. Pad-holding desk set.
  

Mavro Moster

• Year 1908, n° AT-38995, patented in 1909, by Penkala. Bleistiftschoner.
• Year 1908, n° GB-190814947, patented in 1908, by Penkala. Improvements in Lead Pencil Protectors.
• Year 1908, n° FR-395879, patented in 1909, by Penkala. Protège-pointe pour crayons.
• Year 1908, n° CH-45651, patented in 1909, by Penkala. Bleistiftschoner.
• Year 1910, n° FR-423826, patented in 1911, by Penkala. Porte-plume.
• Year 1910, n° AT-56132B, patented in 1912, by Penkala. Federhalter.
• Year 1910, n° AT-63461B, patented in 1914, by Penkala. Federhalter.
• Year 1910, n° FR-15507E, patented in 1912, by Penkala. Porte-plume.
• Year 1911, n° GB-191101051, patented in 1911, by Penkala. Improvements in Pen Holders.
• Year 1912, n° GB-191210727, patented in 1912, by Penkala. Improvements in Pen Holders.
  

Milford G. Sypher

• Year 1932, n° US-1917185, patented in 1933, by Chilton. Fountain pen and the like.
• Year 1932, n° US-2017109, patented in 1935, by Chilton. Fountain pen.
• Year 1934, n° US-2102044, patented in 1937, by Chilton. Fountain pen and the like.
• Year 1935, n° US-D095938, patented in 1935, by Chilton. Design for a fountain pen clip or similar article.
• Year 1935, n° US-2089449, patented in 1937, by Chilton. Pen.
• Year 1936, n° US-D100970, patented in 1936, by Chilton. Design for a fountain pen or similar article.
• Year 1936, n° US-2118241, patented in 1938, by Chilton. Pen desk set.
• Year 1937, n° US-D105150, patented in 1937, by Chilton. Design for a fountain pen or similar article.
• Year 1937, n° US-2139045, patented in 1938, by Chilton. Fountain pen.
• Year 1938, n° US-2152161, patented in 1939, by Chilton. Inlaid article and method of inlaying.
• Year 1940, n° US-2318977, patented in 1943, by Chilton. Machine for inlaying.
  

Milton R. Pickus

• Year 1940, n° US-2254975, patented in 1941, by The Parker Pen Company. Material for pen tips.
• Year 1941, n° US-2328580, patented in 1943, by The Parker Pen Company. Ruthenium alloy pen point.
  

Milton Reynolds

• Year 1945, n° US-D143508, patented in 1946, by Reynolds. Fountain pen.
• Year 1946, n° US-D145586, patented in 1946, by Reynolds. Fountain pen.
  

Mirko Chelazzi

• Year 1930, n° GB-397736, patented in 1933, by Zerollo. Improvements in and relating to twin fountain pens.
• Year 1930, n° FR-728038, patented in 1932, by Zerollo. Porte-plume à réservoir à plumes jumelées.
• Year 1930, n° US-1893130, patented in 1933, by Zerollo. Fountain pen.
  

Morris Levy

• Year 1954, n° US-2811948, patented in 1957, by Wearever. Locking device for fountain pen.
• Year 1955, n° US-2951465, patented in 1960, by Wearever. Retractable writing instrument.
• Year 1956, n° US-2964012, patented in 1960, by Wearever. Writing instrument.
  

Morris W. Moore

• Year 1893, n° US-501895, patented in 1893, by Moore Pen Company. Fountain-pen.
• Year 1894, n° US-567151, patented in 1896, by Moore Pen Company. Fountain-pen.
• Year 1894, n° US-567152, patented in 1896, by Moore Pen Company. Fountain-pen.
• Year 1907, n° US-856082, patented in 1907, by Atlantis. Fountain-pen.
• Year 1907, n° US-874897, patented in 1907, by Atlantis. Fountain-pen.
• Year 1907, n° FR-378822, patented in 1907, by Atlantis. Perfectionnements aux plumes à réservoir.
• Year 1908, n° US-939057, patented in 1909, by SaWaCo. Fountain-pen.
• Year 1910, n° US-1031282, patented in 1912, by SaWaCo. Fountain-pen.
• Year 1914, n° US-1220875, patented in 1917, by SaWaCo. Fountain-pen.
  

N. V. Vulpenhouderfabriek "Union"

• Year 1954, n° BE-536146, patented in 1955, by Union Vulpenhouderfabriek. Adducteur d'encre pout porte-plume a reservoir.
• Year 1954, n° NL-81874, patented in 1956, by Union Vulpenhouderfabriek. Inktgeleider voor een vulpenhouder.
  

Nathan W. Paquette

• Year 1931, n° US-1853876, patented in 1932, by The Parker Pen Company. Desk set mounting.
• Year 1934, n° US-2037177, patented in 1936, by The Parker Pen Company. Fountain pen.
  

Ned D. Fish

• Year 1937, n° US-2124771, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen desk set.
• Year 1945, n° US-D144358, patented in 1946, by W. A. Sheaffer Pen Company. Fountain pen.
  

Ned T. Fish

• Year 1937, n° US-D111301, patented in 1938, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142382, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142381, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
  

Nolan Kent Rhoades

• Year 1951, n° US-2708904, patented in 1955, by The Parker Pen Company. Fountain pen desk set.
• Year 1952, n° FR-1076270, patented in 1954, by The Parker Pen Company. Stylographe à plume avec élément capillaire formant remplisseur et réservoir.
• Year 1952, n° US-2773479, patented in 1956, by The Parker Pen Company. Fountain pen.
• Year 1952, n° US-D169456, patented in 1953, by The Parker Pen Company. Pocket clip.
• Year 1952, n° US-2699147, patented in 1955, by The Parker Pen Company. Pen and pocket clip construction.
• Year 1953, n° US-2916013, patented in 1959, by The Parker Pen Company. Receptacle for receiving and enclosing the writing end of a fountain pen.
• Year 1954, n° US-2737927, patented in 1956, by The Parker Pen Company. Fountain pen desk sets.
  

Norman E. Weigel

• Year 1934, n° US-1989220, patented in 1935, by Wearever. Fountain pen.
• Year 1934, n° US-D095882, patented in 1935, by Wearever. Design for a fountain pen nib.
• Year 1941, n° US-2316478, patented in 1943, by Wearever. Pen point material.
• Year 1942, n° US-2305287, patented in 1942, by Wearever. Fountain pen.
• Year 1942, n° US-2316479, patented in 1943, by Wearever. Fountain pen.
• Year 1942, n° US-2328116, patented in 1943, by Wearever. Fountain pen.
• Year 1943, n° US-D135498, patented in 1943, by Wearever. Design for a fountain pen.
• Year 1943, n° US-2335223, patented in 1943, by Wearever. Fountain pen.
• Year 1947, n° US-D149921, patented in 1948, by Wearever. Design for a pen nib.
• Year 1953, n° US-2690739, patented in 1954, by Wearever. Ink reservoir and flow control.
• Year 1954, n° US-D174667, patented in 1955, by Wearever. Pen nib.
  

Orlando Quadretti

• Year 1939, n° FR-923799, patented in 1947, by Colorado. Stylographe double.
• Year 1939, n° IT-378835, patented in 2024, by Colorado. Penna stilografica doppia.
• Year 1939, n° CH-250922, patented in 1947, by Colorado. Penna stilografica doppia.
  

Oscar B. Hjorth

• Year 1922, n° US-1486246, patented in 1924, by The Parker Pen Company. Fountain pen.
• Year 1925, n° US-1634618, patented in 1927, by The Parker Pen Company. Fountain pen.
• Year 1926, n° US-1669036, patented in 1928, by The Parker Pen Company. Pen-gripping device.
  

Oscar F. Nilsson

• Year 1927, n° US-1853316, patented in 1932, by Waterman. Device for facilitating the filling of fountain pens.
• Year 1929, n° US-1902091, patented in 1933, by Waterman. Inkstand.
  

Oscar H. Senf

• Year 1936, n° US-2104676, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen desk stand.
• Year 1940, n° US-2236720, patented in 1941, by W. A. Sheaffer Pen Company. Tip for mechanical pencils or the like.
  

Osmond Blythe Wade

• Year 1909, n° GB-191316916, patented in 1914, by Lang - Curzon - Summit. Improvements in or relating to Stylographic Pens.
• Year 1913, n° GB-191310028, patented in 1913, by Lang - Curzon - Summit. Improvements in or relating to Self-filling Reservoir Pens.
• Year 1918, n° GB-125906, patented in 1919, by Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
• Year 1918, n° FR-498271, patented in 1920, by Lang - Curzon - Summit. Perfectionnements aux porte-plume à réservoir.
• Year 1919, n° GB-127532, patented in 1908, by Unbranded. Improvements in and relating to Loose Leaf Ledgers, Binders and the like.
• Year 1919, n° GB-127532, patented in 1919, by Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
• Year 1919, n° FR-498272, patented in 1920, by Lang - Curzon - Summit. Perfectionnements aux porte-plume à réservoir.
• Year 1922, n° GB-215803, patented in 1924, by Lang - Curzon - Summit. Improvements in and relating to fountain pens.
  

Otto E. Weidlich

• Year 1889, n° US-422474, patented in 1890, by Weidlich. Fountain-pen.
• Year 1895, n° US-556522, patented in 1896, by Weidlich. Fountain-pen.
• Year 1904, n° US-760829, patented in 1904, by Weidlich. Fountain-pen.
• Year 1904, n° US-766560, patented in 1904, by Weidlich. Fountain-pen.
• Year 1905, n° US-818803, patented in 1906, by Weidlich. Fountain pen.
  

Otto Jendresen

• Year 1941, n° US-2308658, patented in 1943, by The Parker Pen Company. Apparatus for tipping metal bases with metal tips.
• Year 1941, n° US-2308659, patented in 1943, by The Parker Pen Company. Apparatus for tipping metal bases with metal tips.
• Year 1941, n° US-2339079, patented in 1944, by The Parker Pen Company. Apparatus for tipping metal bases with metal tips.
  

Paul Buschle

• Year 1937, n° DE-678716, patented in 1939, by Compaktor. Fuellfederhalter mit einem Fuellrohr und einem im hinteren Ende des Halterschaftes angeordneten Hohlkolben.
• Year 1942, n° DE-870813, patented in 1953, by Compaktor. Fuellfederhalter mit einem im hinteren Ende des Halterschaftes angeordneten Hohlkolben.
• Year 1949, n° DE-820098, patented in 1951, by Compaktor. Federeinsatzteil fuer Fuellfederhalter.
• Year 1952, n° DE-1637249U, patented in 1952, by Compaktor. Fuellfederhalter mit durchsichtiger schlusskappe und durchsichtiger stirnplatte mit hinterlegtem signierplaettchen.
  

Paul E. Wirt

• Year 1883, n° US-288290, patented in 1883, by Wirt. Fountain-pen.
• Year 1884, n° US-311554, patented in 1885, by Wirt. Fountain-pen.
• Year 1885, n° US-330358, patented in 1885, by Wirt. Fountain-pen.
• Year 1886, n° US-358525, patented in 1887, by Wirt. Fountain-pen.
• Year 1888, n° US-399306, patented in 1889, by Wirt. Fountain-pen.
• Year 1893, n° US-526425, patented in 1894, by Wirt. Fountain-pen.
• Year 1893, n° US-526427, patented in 1894, by Wirt. Fountain-pen.
• Year 1893, n° US-526426, patented in 1894, by Wirt. Fountain-pen.
• Year 1894, n° US-526428, patented in 1894, by Wirt. Fountain-pen.
• Year 1899, n° US-651735, patented in 1900, by Wirt. Fountain pen.
• Year 1899, n° US-651736, patented in 1900, by Wirt. Fountain-pen.
• Year 1900, n° US-651737, patented in 1900, by Wirt. Fountain-pen.
• Year 1900, n° US-651738, patented in 1900, by Wirt. Fountain-pen.
• Year 1900, n° US-675698, patented in 1901, by Wirt. Fountain-pen.
• Year 1900, n° US-675699, patented in 1901, by Wirt. Fountain-pen.
• Year 1901, n° US-706140, patented in 1902, by Wirt. Fountain-pen.
• Year 1901, n° US-706141, patented in 1902, by Wirt. Fountain-pen.
• Year 1902, n° US-723112, patented in 1903, by Wirt. Fountain-pen.
• Year 1902, n° US-723113, patented in 1903, by Wirt. Fountain-pen.
• Year 1903, n° US-724983, patented in 1903, by Wirt. Fountain-pen.
• Year 1903, n° US-724984, patented in 1903, by Wirt. Fountain-pen.
• Year 1903, n° US-764652, patented in 1904, by Wirt. Fountain pen.
• Year 1906, n° US-841475, patented in 1907, by Wirt. Self-filling fountain-pen.
• Year 1906, n° US-852368, patented in 1907, by Wirt. Fountain-pen.
• Year 1906, n° US-852369, patented in 1907, by Wirt. Press-bar-locking device.
• Year 1908, n° FR-395110, patented in 1909, by Wirt. Plume à réservoir avec capuchon de sureté.
• Year 1908, n° US-978419, patented in 1910, by Wirt. Fountain-pen.
• Year 1908, n° US-978420, patented in 1910, by Wirt. Fountain-pen.
• Year 1917, n° US-1347800, patented in 1920, by Wirt. Fountain-pen.
• Year 1920, n° US-1379890, patented in 1921, by Wirt. Fountain-pen.
  

Paul Grob-Hablützel

• Year 1925, n° GB-260304, patented in 1928, by Unbranded. Improvements in tools for poster writing.
• Year 1925, n° BE-337528, patented in 1926, by Unbranded. Outil pour la fabrications des affiches.
  

Paul M. Ressinger

• Year 1937, n° US-D106326, patented in 1937, by The Parker Pen Company. Design for a fountain pen or similar article.
• Year 1937, n° US-D107708, patented in 1937, by The Parker Pen Company. Design for a fountain pen and pencil clip.
  

Peter Schladermundt

• Year 1944, n° US-D140026, patented in 1946, by Salz. Design for a fountain pen.
• Year 1946, n° US-D145870, patented in 1946, by Salz. Design for a fountain pen.
• Year 1946, n° US-D145171, patented in 1946, by Salz. Design for a clip for a fountain pen or a similar article.
• Year 1946, n° US-D146176, patented in 1947, by Salz. Design for a fountain pen.
• Year 1949, n° US-D159978, patented in 1950, by Salz. Fountain pen or the like.
  

Philip C. Hull

• Year 1942, n° US-2308810, patented in 1943, by The Parker Pen Company. Desk set mounting.
• Year 1944, n° US-2403083, patented in 1946, by The Parker Pen Company. Desk set mounting.
• Year 1944, n° US-2398531, patented in 1946, by The Parker Pen Company. Filling mechanism for fountain pens.
• Year 1945, n° US-2510634, patented in 1950, by The Parker Pen Company. Magnetic desk set.
• Year 1947, n° US-2504420, patented in 1950, by The Parker Pen Company. Magazine pencil with rotary lead propelling means.
• Year 1948, n° US-2598171, patented in 1952, by The Parker Pen Company. Nib for writing pens.
  

Pierre-Marie-Joseph Ledieu

• Year 1949, n° FR-991812, patented in 1951, by Unbranded. Système régulateur d'alimentation pour porte-plumes réservoirs et similaires.
• Year 1951, n° FR-61714E, patented in 1955, by Unbranded. Système régulateur d'alimentation pour porte-plumes réservoirs et similaires.
  

R. Petit

• Year 1952, n° FR-1048242, patented in 1953, by Société des établissements christian. Clip pour stylographes, porte-mines et analogues.
• Year 1953, n° FR-1086929, patented in 1955, by Société des établissements christian. Clip escamotable.
  

Ray A. Lawton

• Year 1959, n° US-2935044, patented in 1960, by The Parker Pen Company. Fountain pen.
• Year 1960, n° US-3154055, patented in 1964, by The Parker Pen Company. Fountain pen.
  

Raymond Loewy

• Year 1943, n° US-D137866, patented in 1944, by Wahl Eversharp. Design for a casing for writing implement or the like.
• Year 1943, n° US-D139551, patented in 1944, by Wahl Eversharp. Design for a clasp for fontain pen or similar article.
• Year 1943, n° US-D137867, patented in 1944, by Wahl Eversharp. Design for a casing for writing implement or the like.
  

Rhodes G. Lockwood

• Year 1885, n° US-324393, patented in 1885, by Sterling Fountain Pen. Inkstand.
• Year 1903, n° US-772467, patented in 1904, by Sterling Fountain Pen. Self-filling fountain-pen.
• Year 1905, n° US-816345, patented in 1906, by Sterling Fountain Pen. Fountain-pen-filling device.
  

Richard J. Mansheim

• Year 1948, n° US-2557054, patented in 1951, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1954, n° US-2868173, patented in 1959, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1955, n° US-2942576, patented in 1960, by W. A. Sheaffer Pen Company. Writing implement.
• Year 1956, n° US-2935967, patented in 1960, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1957, n° US-2919677, patented in 1960, by W. A. Sheaffer Pen Company. Writing instrument.
  

Robert Back

• Year 1926, n° US-D071994, patented in 1927, by Wahl Eversharp. Design for a combined desk stand and penholder.
• Year 1926, n° US-1787406, patented in 1930, by Wahl Eversharp. Fountain pen.
• Year 1926, n° US-1902208, patented in 1933, by Pen Desk Set Company. Desk pen holder.
• Year 1927, n° US-D079691, patented in 1929, by Pen Desk Set Company. Design for a combined desk stand and penholder.
• Year 1929, n° US-D081223, patented in 1930, by Wahl Eversharp. Design for a pencil.
• Year 1929, n° US-D081741, patented in 1930, by Wahl Eversharp. Design for a pencil.
• Year 1930, n° US-D081742, patented in 1930, by Wahl Eversharp. Design for a fountain pen.
• Year 1930, n° US-D087378, patented in 1932, by Wahl Eversharp. Design for a fountain pen.
• Year 1931, n° US-D086433, patented in 1932, by Wahl Eversharp. Design for a band for a fountain pen or the like.
• Year 1932, n° US-1916199, patented in 1933, by Wahl Eversharp. Writing implement.
• Year 1933, n° US-1980159, patented in 1934, by Wahl Eversharp. Writing implement.
• Year 1934, n° US-D093807, patented in 1934, by Wahl Eversharp. Design for a desk pen.
• Year 1934, n° US-D094375, patented in 1935, by Wahl Eversharp. Design for a fountain pen.
• Year 1935, n° US-2151548, patented in 1939, by Wahl Eversharp. Decorative tubular article of pyroxylin or the like.
• Year 1936, n° US-D106701, patented in 1937, by Wahl Eversharp. Design for a fountain pen or similar article.
  

Robert G. Plantholt

• Year 1954, n° US-D177359, patented in 1956, by Waterman. Cap for a writing instrument.
• Year 1954, n° US-D178033, patented in 1956, by Waterman. Fountain pen.
  

Robert H. Ensign

• Year 1955, n° US-D177560, patented in 1956, by Scripto. Ball point pen.
• Year 1955, n° US-D177369, patented in 1956, by Scripto. Ball point pen.
  

Robert H. Hamilton

• Year 1904, n° US-781649, patented in 1905, by Eclipse. Fountain-pen.
• Year 1906, n° US-897892, patented in 1908, by Eclipse. Fountain pen.
  

Robert Jean Jacques Hallauer

• Year 1935, n° FR-799290, patented in 1936, by Edacoto. Perfectionnements aux porte-mines à mines interchangeables.
• Year 1936, n° BE-424772, patented in 1937, by Edacoto. Perfectionnements aux porte-plume réservoirs à ampoules d'encre amovibles.
• Year 1936, n° FR-814135, patented in 1937, by Edacoto. Perfectionnements aux porte-plume réservoirs à ampoules d'encre amovibles.
  

Robert T. Pollock

• Year 1921, n° US-1641096, patented in 1927, by John Hancock. Clip or fastener.
• Year 1921, n° US-1724106, patented in 1929, by John Hancock. Cartridge pen.
• Year 1921, n° US-1658940, patented in 1928, by John Hancock. Fountain pen.
• Year 1922, n° US-1657033, patented in 1928, by John Hancock. Fountain pen.
• Year 1922, n° US-1574929, patented in 1926, by John Hancock. Fountain pen.
• Year 1923, n° US-1724107, patented in 1929, by John Hancock. Fountain pen.
• Year 1923, n° US-1671125, patented in 1928, by John Hancock. Ink cartridge.
• Year 1924, n° US-1574930, patented in 1926, by John Hancock. Fountain pen.
  

Robert W. Randolph

• Year 1945, n° US-2427068, patented in 1947, by The Parker Pen Company. Ball-point writing instrument.
• Year 1945, n° US-2427069, patented in 1947, by The Parker Pen Company. Writing instrument.
• Year 1945, n° US-2428854, patented in 1947, by The Parker Pen Company. Writing instrument.
• Year 1945, n° US-2481874, patented in 1949, by The Parker Pen Company. Ball-point writing instrument.
• Year 1946, n° US-2454086, patented in 1948, by The Parker Pen Company. Ball-point writing instrument.
• Year 1948, n° US-2645205, patented in 1953, by The Parker Pen Company. Fountain pen.
• Year 1948, n° US-2533082, patented in 1950, by The Parker Pen Company. Fountain pen cap.
• Year 1948, n° US-2528328, patented in 1950, by The Parker Pen Company. Clutch mechanism for mechanical pencils.
• Year 1951, n° US-2889810, patented in 1959, by The Parker Pen Company. Fountain pen.
• Year 1952, n° US-2888908, patented in 1959, by The Parker Pen Company. Fountain pen.
  

Rodolfo Debenedetti

• Year 1927, n° CA-287009, patented in 1929, by Fabbrica Italiana Penne a Serbatoio Aurora. Fountain pen.
• Year 1927, n° US-1775068, patented in 1930, by Fabbrica Italiana Penne a Serbatoio Aurora. Fountain pen.
• Year 1927, n° US-1714418, patented in 1929, by Fabbrica Italiana Penne a Serbatoio Aurora. Pencil.
  

Roger François Perraud

• Year 1946, n° GB-623792, patented in 1949, by JiF. Improved propelling pencil.
• Year 1946, n° US-2526268, patented in 1950, by JiF. Push button type mechanical pencil.
  

Roger Perraud

• Year 1958, n° CH-351863, patented in 1961, by JiF, Waterman. Porte-plume réservoir.
• Year 1958, n° US-2956548, patented in 1960, by JiF, Waterman. Fountain pen.
  

Roland L. Brannon

• Year 1954, n° US-2831460, patented in 1958, by W. A. Sheaffer Pen Company. Writing instrument.
• Year 1956, n° US-2949887, patented in 1960, by W. A. Sheaffer Pen Company. Writing instrument.
  

Rolf Pöhler

• Year 1949, n° DE-802498, patented in 1951, by Soennecken. Füllhalter mit Kolbenfüllung.
• Year 1950, n° DE-820253, patented in 1951, by Soennecken. Füllfederhalter, bei dem die Feder zwischen der Innenwand des Halterschaftes und des Tintenleiters festgeklemmt ist.
• Year 1953, n° DE-958993, patented in 1957, by Soennecken. Füllkolbenhalter mit Haupt- und Hilfstintenraum.
  

Roy Conklin

• Year 1901, n° US-685258, patented in 1901, by Conklin Pen Manufacturing Co.. Self-filling fountain pen.
• Year 1902, n° US-745481, patented in 1903, by Conklin Pen Manufacturing Co.. Self-filling fountain-pen.
• Year 1904, n° US-756778, patented in 1904, by Conklin Pen Manufacturing Co.. Self-filling fountain-pen.
• Year 1905, n° US-799777, patented in 1905, by Conklin Pen Manufacturing Co.. Self-filling fountain-pen.
• Year 1905, n° US-814520, patented in 1906, by Conklin Pen Manufacturing Co.. Fountain-pen.
• Year 1906, n° US-836180, patented in 1906, by Conklin Pen Manufacturing Co.. Self-filling fountain-pen.
  

Rudolph Wm. Lotz

• Year 1918, n° US-1263260, patented in 1918, by Kraker. Fountain-pen.
• Year 1918, n° US-1263261, patented in 1918, by Kraker. Fountain-pen.
• Year 1920, n° US-1407552, patented in 1922, by Kraker. Fountain pen.
  

Russel B. Kingman

• Year 1933, n° US-1912774, patented in 1933, by Camel. Soluble ink fountain pen.
• Year 1933, n° US-1964821, patented in 1934, by Camel. Soluble ink fountain pen.
• Year 1933, n° US-1947092, patented in 1934, by Camel. Soluble ink fountain pen.
• Year 1934, n° US-1978675, patented in 1934, by Camel. Soluble ink fountain pen.
• Year 1934, n° US-1978676, patented in 1934, by Camel. Soluble ink fountain pen.
• Year 1934, n° US-2011222, patented in 1935, by Camel. Soluble ink fountain pen.
• Year 1934, n° US-1998930, patented in 1935, by Camel. Soluble ink fountain pen.
• Year 1934, n° US-2025110, patented in 1935, by Camel. Soluble ink fountain pen.
• Year 1935, n° US-2024229, patented in 1935, by Camel. Soluble ink fountain pen.
• Year 1935, n° US-2030452, patented in 1936, by Camel. Soluble ink fountain pen.
• Year 1935, n° US-2123427, patented in 1938, by Camel. Fountain pen.
• Year 1936, n° US-2061405, patented in 1936, by Camel. Soluble ink fountain pen.
  

Russel C. Parker

• Year 1931, n° US-D087792, patented in 1932, by The Parker Pen Company. Design for a fountain pen.
• Year 1932, n° US-D089449, patented in 1933, by The Parker Pen Company. Design for a fountain pen.
  

Russell T. Wing

• Year 1914, n° US-1284525, patented in 1918, by The Parker Pen Company. Fountain-pen.
• Year 1941, n° US-2282840, patented in 1942, by The Parker Pen Company. Fountain pen.
• Year 1944, n° US-2360297, patented in 1944, by The Parker Pen Company. Fountain pen.
• Year 1945, n° US-2512004, patented in 1950, by The Parker Pen Company. Fountain pen.
• Year 1945, n° US-2581739, patented in 1952, by The Parker Pen Company. Fountain pen.
• Year 1945, n° US-2428863, patented in 1947, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2509465, patented in 1950, by The Parker Pen Company. Dual-well fountain pen.
• Year 1946, n° US-2483603, patented in 1949, by The Parker Pen Company. Fountain pen.
• Year 1946, n° US-2581740, patented in 1952, by The Parker Pen Company. Fountain pen.
  

Ryosuke Namiki

• Year 1910, n° US-992234, patented in 1911, by Pilot. Ruling pen.
• Year 1910, n° GB-191007952, patented in 1911, by Pilot. Ruling pen.
• Year 1921, n° US-1594319, patented in 1926, by Pilot. Fountain pen.
• Year 1921, n° GB-194751, patented in 1923, by Pilot. Improvements in Fountain Pens.
• Year 1924, n° US-1540416, patented in 1925, by Pilot. Fountain pen.
• Year 1925, n° US-1600293, patented in 1926, by Pilot. Method of working upon surfaces of ebonite articles.
• Year 1925, n° GB-247038, patented in 1926, by Pilot. Improvements in Methods of Working Upon Surfaces of Ebonite and other Vulcanized Rubber Articles.
• Year 1937, n° GB-490096, patented in 1938, by Pilot. Closure for Ink Bottles.
• Year 1937, n° US-2132313, patented in 1938, by Pilot. Closure of ink bottles.
• Year 1938, n° GB-488541, patented in 1938, by Pilot. Improvements in Fountain-pens.
• Year 1938, n° US-2144296, patented in 1939, by Pilot. Fountain pen.
  

Ryujiro Uchida

• Year 1956, n° US-2871825, patented in 1959, by Pilot. Fountain pen.
• Year 1960, n° GB-896958, patented in 1962, by Pilot. Improvements in or relating to fountain pens.
  

Salomon M. Sager

• Year 1927, n° US-1681954, patented in 1928, by Sager. Fountain-pen clip.
• Year 1929, n° US-1816057, patented in 1931, by Sager. Combination ink bottle.
• Year 1929, n° US-1876151, patented in 1932, by Sager. Pen-point.
• Year 1930, n° US-1886307, patented in 1932, by Sager. Fountain pen section.
• Year 1930, n° US-1868257, patented in 1932, by Sager. Fountain pen.
• Year 1931, n° US-1885862, patented in 1932, by Sager. Feed bar and pen point.
• Year 1934, n° US-2035278, patented in 1936, by Sager. Fountain pen.
• Year 1934, n° US-2019734, patented in 1935, by Sager. Fountain pen.
• Year 1937, n° US-2125957, patented in 1938, by Sager. Fountain pen.
• Year 1937, n° US-2125957, patented in 1938, by Sager. Fountain pen.
• Year 1942, n° US-2325550, patented in 1943, by Sager. Fountain pen.
• Year 1943, n° US-D135448, patented in 1943, by Sager. Fountain pen section or similar article.
  

Samuel V. Corona

• Year 1921, n° US-1540763, patented in 1925, by Corona Pen Company. Fountain pen.
• Year 1922, n° US-D065636, patented in 1924, by Corona Pen Company. Design for a fountain pen.
  

Seikichi Yanagita

• Year 1962, n° CH-419896, patented in 1966, by Pilot. Porte-plume réservoir.
• Year 1962, n° DE-1274927, patented in 1968, by Pilot. Kappenloser Fuellfederhalter.
• Year 1962, n° US-3203403, patented in 1965, by Pilot. Fountain pen.
  

Seth Chilton Crocker

• Year 1933, n° US-D091765, patented in 1934, by Chilton. Design for a pocket clip for pens, pencils, and the like.
• Year 1934, n° US-D094118, patented in 1934, by Chilton. Design for a fountain pen or similar article.
  

Seth S. Crocker

• Year 1901, n° US-678547, patented in 1901, by Crocker. Fountain-pen.
• Year 1904, n° US-767208, patented in 1904, by Crocker. Fountain-pen.
• Year 1913, n° US-1181574, patented in 1916, by Crocker. Fountain-pen.
• Year 1916, n° US-1212744, patented in 1917, by Crocker. Fountain-pen.
  

Stanley E. Peters

• Year 1919, n° US-1459073, patented in 1923, by Security Pen Corporation. Self-filling fountain pen.
• Year 1920, n° US-1483675, patented in 1924, by Security Pen Corporation. Feed bar for fountain pens.
• Year 1922, n° US-1480690, patented in 1924, by Security Pen Corporation. Check protector.
• Year 1930, n° US-1825014, patented in 1931, by Security Pen Corporation. Check protector.
  

Stormont Josselyn

• Year 1916, n° US-1214310, patented in 1917, by Crocker. Fountain-pen.
• Year 1917, n° US-RE14397, patented in 1917, by Crocker. Fountain-pen.
• Year 1924, n° US-1567059, patented in 1925, by Crocker. Fountain pen.
  

Sydney Alfred Jones

• Year 1943, n° GB-573545, patented in 1945, by Lang - Curzon - Summit. Improvements in and relating to immersion testing apparatus.
• Year 1943, n° GB-570091, patented in 1945, by Lang - Curzon - Summit. Improvements in flow testing apparatus.
  

Sydney E. Longmaid

• Year 1938, n° US-D115868, patented in 1939, by Esterbrook. Design for a pen point.
• Year 1944, n° US-2430023, patented in 1947, by Esterbrook. Writing implement.
  

Theodor Kovacs

• Year 1917, n° FR-528716, patented in 1921, by Günther Wagner - Pelikan. Plume à dessin notamment pour porte-plume réservoir.
• Year 1919, n° DE-351930, patented in 1922, by Günther Wagner - Pelikan. Füllfederhalter mit Schreibspitze.
• Year 1919, n° DE-349408, patented in 1922, by Günther Wagner - Pelikan. Rohrfeder für Füllfederhalter.
• Year 1919, n° SE-59425, patented in 1921, by Günther Wagner - Pelikan. Reservoarpenna.
• Year 1919, n° NL-11429, patented in 1924, by Günther Wagner - Pelikan. Fountain pen.
• Year 1920, n° DE-366684, patented in 1923, by Günther Wagner - Pelikan. Selbsttaetiger Fuellhalter, insbesondere fuer Stahlfedern.
• Year 1920, n° US-1426200, patented in 1922, by Günther Wagner - Pelikan. Fountain pen.
• Year 1920, n° DE-349410, patented in 1922, by Günther Wagner - Pelikan. Schreib- oder Zeichengeraet mit Befestigung der Feder durch einen Ring.
• Year 1921, n° US-1544161, patented in 1925, by Günther Wagner - Pelikan. Drawing-pen nib, more particularly for fountain pens.
• Year 1921, n° US-1447790, patented in 1923, by Günther Wagner - Pelikan. Filling device with rubber cap for fountain pens.
• Year 1923, n° DE-411787, patented in 1925, by Günther Wagner - Pelikan. Leicht loesbare Befestigung der Feder am Fuellhalter.
• Year 1923, n° GB-220793, patented in 1924, by Günther Wagner - Pelikan. Improvements in reservoir pens.
• Year 1923, n° FR-582950, patented in 1924, by Günther Wagner - Pelikan. Dispositif pour la fixation amovible des plumes aux porte-plume à réservoir.
• Year 1923, n° US-1633896, patented in 1927, by Günther Wagner - Pelikan. Fountain pen.
• Year 1923, n° FR-585289, patented in 1925, by Günther Wagner - Pelikan. Porte-plume à réservoir.
• Year 1923, n° DE-447572, patented in 1927, by Günther Wagner - Pelikan. Füllhalter.
• Year 1923, n° GB-229928, patented in 1925, by Günther Wagner - Pelikan. Improvements in or relating to fountain pens.
• Year 1923, n° DE-406609, patented in 1924, by Günther Wagner - Pelikan. Füllhalter mit Füllmöglichkeit durch den ungeoeffneten Halterkopf.
• Year 1924, n° US-1558553, patented in 1925, by Günther Wagner - Pelikan. Fountain pen.
• Year 1925, n° US-1661225, patented in 1928, by Günther Wagner - Pelikan. Fountain pen.
• Year 1925, n° US-1633111, patented in 1927, by Günther Wagner - Pelikan. Reservoir pen.
• Year 1925, n° GB-270915, patented in 1927, by Günther Wagner - Pelikan. Improvements in Reservoir Pens.
• Year 1925, n° US-1624554, patented in 1927, by Günther Wagner - Pelikan. Reservoir Pen.
• Year 1925, n° DE-443893, patented in 1927, by Günther Wagner - Pelikan. Füllfederhalter mit abnehmbarer Feder.
• Year 1926, n° US-1706616, patented in 1929, by Günther Wagner - Pelikan. Fountain pen.
• Year 1928, n° US-1750410, patented in 1930, by Günther Wagner - Pelikan. Reservoir pen.
• Year 1929, n° US-1812536, patented in 1931, by Günther Wagner - Pelikan. Clip for securing articles to cloth.
• Year 1929, n° US-1959959, patented in 1934, by Günther Wagner - Pelikan. Ink phial or filler.
• Year 1929, n° US-1842677, patented in 1932, by Günther Wagner - Pelikan. Fountain pen protector.
• Year 1929, n° US-1853731, patented in 1932, by Günther Wagner - Pelikan. Reservoir pen.
• Year 1931, n° US-1902782, patented in 1933, by Günther Wagner - Pelikan. Writing, drawing, or ruling pen.
• Year 1931, n° US-1918404, patented in 1933, by Günther Wagner - Pelikan. Fountain pen.
• Year 1940, n° US-2401167, patented in 1946, by Günther Wagner - Pelikan. Fountain pen.
• Year 1940, n° DE-738888, patented in 1943, by Günther Wagner - Pelikan. Fuellfederhalter mit Schreibrohr.
• Year 1941, n° US-2338947, patented in 1944, by Günther Wagner - Pelikan. Fountain pen.
• Year 1950, n° US-D160180, patented in 1950, by Günther Wagner - Pelikan. Fountain pen.
• Year 1950, n° GB-708633, patented in 1954, by Günther Wagner - Pelikan. Improvements in fountain pens.
• Year 1950, n° DE-828966, patented in 1952, by Günther Wagner - Pelikan. Tintenleiter für Füllfederhalter.
• Year 1950, n° GB-713536, patented in 1954, by Günther Wagner - Pelikan. Improvements relating to Fountain Pens.
• Year 1950, n° US-2766728, patented in 1956, by Günther Wagner - Pelikan. Fountain pen.
• Year 1950, n° DE-920051, patented in 1954, by Günther Wagner - Pelikan. Füllfederhalter.
• Year 1950, n° FR-1045856, patented in 1953, by Günther Wagner - Pelikan. Stylographe.
• Year 1950, n° CH-307024, patented in 1955, by Günther Wagner - Pelikan. Füllfederhalter.
• Year 1951, n° CH-318128, patented in 1956, by Günther Wagner - Pelikan. Füllfederhalter.
• Year 1951, n° NL-90322, patented in 1959, by Günther Wagner - Pelikan. Vulpenhouder.
• Year 1951, n° GB-732982, patented in 1955, by Günther Wagner - Pelikan. A Fountain Pen.
• Year 1951, n° DE-941049, patented in 1956, by Günther Wagner - Pelikan. Füllfederhalter.
• Year 1951, n° FR-1058739, patented in 1954, by Günther Wagner - Pelikan. Porte-plume réservoir.
• Year 1951, n° US-2766729, patented in 1956, by Günther Wagner - Pelikan. Fountain pen.
• Year 1955, n° DE-1008605, patented in 1957, by Günther Wagner - Pelikan. Füllfederhalter mit einer im vorderen Teil des Halterschaftes angeordneten Überflußkammer.
• Year 1955, n° GB-795902, patented in 1958, by Günther Wagner - Pelikan. Improvements in fountain pens.
• Year 1955, n° CH-341736, patented in 1959, by Günther Wagner - Pelikan. Füllfederhalter mit einer im vorderen Teil des Halterschaftes angeordneten Überflußkammer.
• Year 1955, n° US-2935969, patented in 1960, by Günther Wagner - Pelikan. Fountain pen with overflow chamber situated in the front part of the fountain pen body.
• Year 1955, n° FR-1152674, patented in 1958, by Günther Wagner - Pelikan. Porte-plume réservoir perfectionné.
• Year 1955, n° CH-343260, patented in 1959, by Günther Wagner - Pelikan. Füllhalter mit auswechselbaren Schreib- und Zeichendüsen.
• Year 1955, n° FR-1149886, patented in 1958, by Günther Wagner - Pelikan. Porte-plume réservoir comportant des tuyères à écrire ou à dessiner interchangeables.
• Year 1955, n° US-2891512, patented in 1959, by Günther Wagner - Pelikan. Fountain pens.
• Year 1955, n° GB-784388, patented in 1957, by Günther Wagner - Pelikan. Improvements in Fountain Pens.
• Year 1955, n° DE-1010415, patented in 1957, by Günther Wagner - Pelikan. Füllhalter mit auswechselbaren Schreib- und Zeichendüsen.
• Year 1955, n° BE-548110, patented in 1956, by Günther Wagner - Pelikan. Porte-plume reservoir a douilles interchangeables pour ecrire et pour dessiner.
• Year 1960, n° AT-229755, patented in 1963, by Günther Wagner - Pelikan. Füllfhalter.
  

Thomas F. Brinson

• Year 1944, n° FR-938710, patented in 1948, by Scripto. Perfectionnements aux porte-plume à réservoir.
• Year 1944, n° CH-266126, patented in 1948, by Scripto. Porte-plume à réservoir.
• Year 1944, n° US-2410423, patented in 1946, by Scripto. Fountain pen.
  

Thomas Howard Garner

• Year 1908, n° GB-190804840, patented in 1909, by Conway Stewart. Improvements in Stylographic Pens.
• Year 1908, n° FR-392740, patented in 1908, by Conway Stewart. Plume à réservoir.
• Year 1909, n° FR-411575, patented in 1910, by Conway Stewart. Stylographe.
• Year 1909, n° GB-190918450, patented in 1909, by Conway Stewart. Improvements in Stylographic Pens.
  

Thomas P. Ambrose

• Year 1903, n° US-784528, patented in 1905, by Hicks. Fountain-pen.
• Year 1904, n° US-795569, patented in 1905, by Hicks. Fountain-pen.
• Year 1905, n° US-794836, patented in 1905, by Hicks. Fountain-pen.
  

Umberto Legnani

• Year 1955, n° FR-1151914, patented in 1958, by LUS. Perfectionnements aux réservoirs remplaçables à cartouche pour stylographes, et aux moyens de jonction de ceux-ci, et stylographes et réservoirs perfectionnés correspondants.
• Year 1955, n° DE-1145054, patented in 1963, by LUS. Fountain-pen.
• Year 1955, n° FR-1168064, patented in 1958, by LUS. Stylographe à bille.
• Year 1955, n° FR-1197651, patented in 1959, by LUS. Perfectionnements aux stylographes.
• Year 1956, n° FR-1156940, patented in 1958, by LUS. Perfectionnements aux moyens de fixation de plumes remplaçables pour porteplumes à réservoir, et plumes de rechange perfectionnées correspondantes.
• Year 1956, n° US-2902978, patented in 1959, by LUS. Fountain-pen.
  

Vaclav Klimes

• Year 1935, n° FR-807679, patented in 1937, by Unbranded. Perfectionnement aux stylos genre plumes-réservoirs.
• Year 1935, n° GB-476971, patented in 1937, by Unbranded. Writing implement.
  

Vatroslav Lederer

• Year 1922, n° DE-384550, patented in 1923, by Penkala. Federhalter.
• Year 1922, n° DE-391847, patented in 1924, by Penkala. Schreibstift mit Zuggetriebe.
  

Victor H. Severy

• Year 1944, n° US-D137660, patented in 1944, by Scripto. Fountain pen.
• Year 1944, n° US-2489983, patented in 1949, by Scripto. Fountain pen.
• Year 1944, n° US-D138032, patented in 1944, by Scripto. Fountain pen.
• Year 1944, n° US-2521657, patented in 1950, by Scripto. Fountain pen.
  

Walter A. Sheaffer

• Year 1908, n° US-896861, patented in 1908, by W. A. Sheaffer Pen Company. Fountain-pen.
• Year 1912, n° US-1046660, patented in 1912, by W. A. Sheaffer Pen Company. Fountain-pen attachment.
• Year 1912, n° US-1064098, patented in 1913, by W. A. Sheaffer Pen Company. Fountain-pen retainer.
• Year 1912, n° US-1114052, patented in 1914, by W. A. Sheaffer Pen Company. Fountain-pen.
• Year 1913, n° US-1118240, patented in 1914, by W. A. Sheaffer Pen Company. Attachment for fountain-pens.
• Year 1913, n° US-1085174, patented in 1914, by W. A. Sheaffer Pen Company. Pen-clip.
• Year 1917, n° US-1284156, patented in 1918, by W. A. Sheaffer Pen Company. Pencil.
• Year 1919, n° US-D059035, patented in 1921, by W. A. Sheaffer Pen Company. Design for a pencil.
• Year 1919, n° US-1554604, patented in 1925, by W. A. Sheaffer Pen Company. Pencil.
• Year 1920, n° US-1675826, patented in 1928, by W. A. Sheaffer Pen Company. Pencil.
• Year 1921, n° US-1531419, patented in 1925, by W. A. Sheaffer Pen Company. Pencil clip.
• Year 1924, n° US-1641829, patented in 1927, by W. A. Sheaffer Pen Company. Combined fountain-pen rack and paper weight.
• Year 1925, n° US-D074242, patented in 1928, by W. A. Sheaffer Pen Company. Design for a fountain-pen desk stand.
• Year 1927, n° US-1783630, patented in 1930, by Pen Desk Set Company. Fountain-pen desk stand.
• Year 1929, n° US-1876152, patented in 1932, by W. A. Sheaffer Pen Company. Container.
• Year 1934, n° US-1983682, patented in 1934, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1935, n° US-RE19530, patented in 1935, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1941, n° US-2314562, patented in 1943, by W. A. Sheaffer Pen Company. Pour-out closure.
  

Walter Anweiler

• Year 1965, n° US-3442597, patented in 1969, by Luxor. Fountain Pen.
• Year 1965, n° DE-1947421U, patented in 1966, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
• Year 1965, n° DE-1278284, patented in 1968, by Luxor. Patronenfüllhalter mit einer zentraler Schreibspitze.
• Year 1965, n° DE-1786449, patented in 1972, by Luxor. Patronenfüllhalter, insbesondere Röhrchenschreiber.
• Year 1966, n° DE-1283704, patented in 1968, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
• Year 1966, n° DE-1947423U, patented in 1966, by Luxor. Patronenfüllhalter mit zentraler Schreibspitze.
  

Walter E. Guyot

• Year 1923, n° US-1492451, patented in 1924, by The Parker Pen Company. Refill mechanism for fountain pens.
• Year 1926, n° US-1706662, patented in 1929, by The Parker Pen Company. Desk set.
• Year 1927, n° US-1892509, patented in 1932, by Pen Desk Set Company. Desk set.
• Year 1927, n° US-D076794, patented in 1928, by The Parker Pen Company. Design for a support for penholder.
• Year 1929, n° US-1814085, patented in 1931, by Pen Desk Set Company. Desk set.
• Year 1929, n° US-1793610, patented in 1931, by The Parker Pen Company. Desk-set receptacle.
• Year 1929, n° US-1772000, patented in 1930, by The Parker Pen Company. Desk-set receptacle and gripper.
• Year 1930, n° US-1860093, patented in 1932, by The Parker Pen Company. Writing instrument receiving receptacle.
• Year 1930, n° US-1892145, patented in 1932, by The Parker Pen Company. Mechanical pencil.
  

Walter Fischer

• Year 1949, n° DE-817414, patented in 1951, by Uhu. Verschlusskappe fuer Kugelschreiber.
• Year 1950, n° DE-817415, patented in 1951, by Uhu. Kugelschreiber mit in der Halterkappe angeordnetem Dichtungspolster.
• Year 1950, n° DE-820866, patented in 1951, by Uhu. Tintenbehaelter.
  

Warren Green

• Year 1946, n° US-D145870, patented in 1946, by Salz. Design for a fountain pen.
• Year 1946, n° US-D145171, patented in 1946, by Salz. Design for a clip for a fountain pen or a similar article.
• Year 1946, n° US-D146176, patented in 1947, by Salz. Design for a fountain pen.
• Year 1949, n° US-D159978, patented in 1950, by Salz. Fountain pen or the like.
  

Wenzel Franz Brynda

• Year 1923, n° US-1567910, patented in 1925, by Aladdin Industries Limited. Magazine pencil.
• Year 1925, n° FR-605510, patented in 1926, by Aladdin Industries Limited. Perfectionnements aux crayons porte-mines.
• Year 1925, n° GB-236475, patented in 1925, by Aladdin Industries Limited. Improvements in pencil cases.
  

Wilbur K. Olson

• Year 1936, n° US-2091649, patented in 1937, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1936, n° US-2091648, patented in 1937, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1941, n° US-2314551, patented in 1943, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1941, n° US-D130998, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1941, n° US-D130999, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1941, n° US-D130997, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen point.
• Year 1941, n° US-D131000, patented in 1942, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142390, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142387, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142386, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142391, patented in 1945, by W. A. Sheaffer Pen Company. Design for a desk pen.
• Year 1944, n° US-D142388, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1944, n° US-D142389, patented in 1945, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1945, n° US-2473690, patented in 1949, by W. A. Sheaffer Pen Company. Clip for writing instruments.
  

Wilhelm Dziambor

• Year 1919, n° US-1381546, patented in 1921, by Montblanc. Filling-bottle for fountain-pens.
• Year 1929, n° GB-336190, patented in 1930, by Montblanc. Improvements in or relating to propeller pencils.
• Year 1929, n° GB-352184, patented in 1931, by Montblanc. Improvements in fountain pens.
  

William A. Houston

• Year 1911, n° US-999648, patented in 1911, by Houston Fountain Pen. Fountain-pen.
• Year 1918, n° US-1320393, patented in 1919, by Houston Fountain Pen. Fountain-pen.
• Year 1920, n° US-D055515, patented in 1920, by Houston Fountain Pen. Design for a hook-pin.
• Year 1926, n° US-1723171, patented in 1929, by Beaumel, Houston Fountain Pen. Fountain pen.
  

William A. Welty

• Year 1904, n° US-803866, patented in 1905, by Welty. Fountain-pen feed.
• Year 1906, n° US-834541, patented in 1906, by Welty. Fountain pen.
• Year 1906, n° US-834542, patented in 1906, by Welty. Fountain pen.
• Year 1908, n° GB-190909893, patented in 1909, by Welty. Improvements in Self-filling Fountain Pens.
• Year 1908, n° US-916513, patented in 1909, by Welty. Self-filling Fountain-Pen.
• Year 1916, n° US-1212297, patented in 1917, by Welty. Fountain-Pen.
• Year 1918, n° US-1299642, patented in 1919, by Welty. Fountain-Pen.
  

William E. Bunn

• Year 1959, n° US-D188266, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
• Year 1959, n° US-D188267, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
• Year 1959, n° US-D188265, patented in 1960, by W. A. Sheaffer Pen Company. Pen point or similar article.
  

William E. Moore

• Year 1916, n° US-1197224, patented in 1916, by The Parker Pen Company. Clip for fountain-pens.
• Year 1919, n° US-1346045, patented in 1920, by The Parker Pen Company. Pressure-bar mechanism.
• Year 1929, n° US-1801635, patented in 1931, by The Parker Pen Company. Fountain pen.
• Year 1932, n° US-1950364, patented in 1934, by The Parker Pen Company. Fountain pen feed.
  

William F. Cushman

• Year 1902, n° US-747948, patented in 1903, by Moore Pen Company. Fountain-pen.
• Year 1909, n° FR-402317, patented in 1909, by Moore Pen Company. Porte-plume à réservoir.
• Year 1909, n° FR-408830, patented in 1910, by Moore Pen Company. Porte-plume à réservoir.
  

William F. Duryea

• Year 1904, n° US-799038, patented in 1905, by Salz. Fountain-pen and pencil holder.
• Year 1912, n° US-1049465, patented in 1913, by Salz. Self-filling pen.
• Year 1916, n° US-1236069, patented in 1917, by Salz. Magazine pencil.
• Year 1916, n° US-1260165, patented in 1918, by Salz. Self-filler lever-pen.
  

William F. Johnson

• Year 1935, n° GB-457212, patented in 1936, by Mentmore. Improvements in or relating to self-filling fountain pens.
• Year 1936, n° GB-475970, patented in 1937, by Mentmore. Improvements in or relating to self-filling fountain pens.
• Year 1936, n° US-2123110, patented in 1938, by Mentmore. Self-filling fountain pen.
• Year 1936, n° GB-478651, patented in 1938, by Mentmore. Improvements in or relating to fountain pens.
• Year 1936, n° US-2129134, patented in 1938, by Mentmore. Self-filling sac pen.
• Year 1936, n° GB-487942, patented in 1938, by Mentmore. Improvements in or relating to self-filling fountain pens.
• Year 1937, n° GB-491876, patented in 1938, by Mentmore. Improvements in or relating to fountain pens.
• Year 1937, n° BE-422774, patented in 1937, by Mentmore. Perfectionnements aux porte-plume réservoirs.
• Year 1938, n° US-2189696, patented in 1940, by Mentmore. Stylographic pen.
• Year 1939, n° GB-524710, patented in 1940, by Mentmore. Improvements in fountain pens.
• Year 1943, n° GB-569286, patented in 1945, by Mentmore. Improvements in or relating to ink reservoir pens.
• Year 1943, n° US-2431015, patented in 1947, by Mentmore. Ink reservoir pen.
• Year 1946, n° GB-612956, patented in 1948, by Mentmore. Improvements in or relating to fountain pens.
• Year 1946, n° FR-947791, patented in 1949, by Mentmore. Perfectionnement à la construction des stylographes à réservoir.
• Year 1946, n° DE-804411, patented in 1951, by Mentmore. Fuellfederhalter.
• Year 1946, n° US-2519966, patented in 1949, by Mentmore. Fountain pen.
• Year 1950, n° DE-856273, patented in 1952, by Mentmore. Feder fuer Fuellfederhalter.
  

William H. Lindemon

• Year 1922, n° US-1653151, patented in 1927, by W. A. Sheaffer Pen Company. Pencil.
• Year 1928, n° US-1793910, patented in 1931, by Pen Desk Set Company. Holding means for desk sets.
• Year 1931, n° US-1905920, patented in 1933, by W. A. Sheaffer Pen Company. Mechanical pencil.
• Year 1931, n° US-1920409, patented in 1933, by W. A. Sheaffer Pen Company. Swaged tip for mechanical pencils.
• Year 1931, n° US-1872151, patented in 1932, by W. A. Sheaffer Pen Company. Tip for mechanical pencils.
• Year 1935, n° US-2072711, patented in 1937, by W. A. Sheaffer Pen Company. Mechanical pencil.
• Year 1941, n° US-2274470, patented in 1942, by W. A. Sheaffer Pen Company. Fountain pen.
  

William I. Ferris

• Year 1896, n° US-578054, patented in 1897, by Waterman. Fountain-pen.
• Year 1897, n° US-646383, patented in 1900, by Waterman. Fountain-pen.
• Year 1898, n° US-625722, patented in 1899, by Waterman. Fountain-pen.
• Year 1903, n° US-735659, patented in 1903, by Waterman. Fountain-pen.
• Year 1903, n° US-736710, patented in 1903, by Waterman. Fountain-pen.
• Year 1904, n° US-824688, patented in 1906, by Waterman. Fountain-brush.
• Year 1905, n° US-799897, patented in 1905, by Waterman. Fountain-pen.
• Year 1905, n° US-800141, patented in 1905, by Waterman. Safety-clip for holding pens and pencils.
• Year 1909, n° GB-190902001, patented in 1909, by Waterman. Fountain-pen.
• Year 1909, n° US-950817, patented in 1910, by Waterman. Fountain-pen.
• Year 1914, n° US-1143525, patented in 1915, by Waterman. Dispensing-stopper for ink-bottles.
• Year 1914, n° US-1201951, patented in 1916, by Waterman. Fountain-pen.
• Year 1914, n° US-1197360, patented in 1916, by Waterman. Presser-bar-actuating lever for self-filling fountain-pens.
• Year 1914, n° GB-191505790, patented in 1915, by Waterman. Improvements in Self-filling Fountain Pens.
• Year 1915, n° US-1154498, patented in 1915, by Waterman. Gold pen.
• Year 1915, n° US-1176529, patented in 1916, by Waterman. Self-filling fountain-pen.
• Year 1916, n° GB-104980, patented in 1917, by Waterman. Improvements in Fountain Pens.
• Year 1923, n° US-1555407, patented in 1925, by Waterman. Fountain.
• Year 1926, n° US-1620529, patented in 1927, by Waterman. Fountain pen and stand therefor.
• Year 1926, n° US-1762103, patented in 1930, by Waterman. Fountain pen and stand therefor.
• Year 1929, n° US-1808779, patented in 1931, by Waterman. Fastening clip and means for attaching the same.
  

William L. Chapman

• Year 1912, n° US-1075815, patented in 1913, by A. A. Waterman. Pocket-clip.
• Year 1912, n° US-1080099, patented in 1913, by A. A. Waterman. Fountain-pen.
• Year 1913, n° US-1103349, patented in 1914, by A. A. Waterman. Fountain-pen.
• Year 1914, n° US-1246232, patented in 1917, by A. A. Waterman. Fountain-pen.
• Year 1917, n° US-1312681, patented in 1919, by A. A. Waterman. Fountain-pen.
  

William Livsey

• Year 1917, n° GB-110270, patented in 1917, by Lang - Curzon - Summit. Improvements in or relating to Fountain and Stylographic Pens.
• Year 1917, n° US-1277613, patented in 1918, by Lang - Curzon - Summit. Fountain and stylographic pens.
• Year 1921, n° GB-183340, patented in 1922, by Lang - Curzon - Summit. Improvements in or relating to means for retaining pens, pencils, and the like in the pockets of garments.
• Year 1921, n° FR-556090, patented in 1923, by Lang - Curzon - Summit. Perfectionnements apportés aux moyens d'accrocher les stylos, porte-plumes, crayons poches des vêtements.
• Year 1921, n° DE-389138, patented in 1924, by Lang - Curzon - Summit. Abnehmbare Taschenklammer.
• Year 1921, n° US-1450162, patented in 1923, by Lang - Curzon - Summit. Means for retaining pens, pencils, and the like in the pockets of garments.
• Year 1922, n° GB-202093, patented in 1923, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1923, n° GB-217783, patented in 1924, by Lang - Curzon - Summit. Improvements in or relating to means for retaining pens, pencils, and the like, in the pockets of garments.
• Year 1923, n° GB-228672, patented in 1925, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1924, n° GB-232519, patented in 1925, by Stephens, Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1925, n° GB-256814, patented in 1926, by Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1926, n° GB-263341, patented in 1926, by Lang - Curzon - Summit. Improvements in or relating to Fountain or Reservoir Pens.
• Year 1929, n° GB-329164, patented in 1930, by Stephens, Lang - Curzon - Summit. Improvements in or relating to fountain or reservoir pens.
• Year 1932, n° GB-412286, patented in 1934, by Lang - Curzon - Summit. Improvements in or relating to pencils.
• Year 1935, n° GB-442262, patented in 1936, by Stephens, Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
• Year 1935, n° NL-43208, patented in 1938, by Stephens, Lang - Curzon - Summit. Zelfvullende vulpenhouder.
• Year 1935, n° US-2076997, patented in 1937, by Stephens, Lang - Curzon - Summit. Fountain pen.
• Year 1936, n° GB-469496, patented in 1937, by Stephens, Lang - Curzon - Summit. Improvements in and relating to Fountain Pens.
  

William M. Williams

• Year 1958, n° US-D187315, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
• Year 1958, n° US-D187254, patented in 1960, by W. A. Sheaffer Pen Company. Fountain pen or similar article.
• Year 1958, n° US-D186923, patented in 1959, by W. A. Sheaffer Pen Company. Fountain pen or the like.
  

William P. De Witt

• Year 1918, n° US-1300849, patented in 1919, by De Witt-La France. Fountain-pen.
• Year 1918, n° US-1340277, patented in 1920, by De Witt-La France. Fountain-pen.
• Year 1918, n° US-1350412, patented in 1920, by De Witt-La France. Clip for fountain-pen caps or the like.
• Year 1919, n° US-1423603, patented in 1922, by De Witt-La France. Pencil.
• Year 1919, n° US-1434684, patented in 1922, by De Witt-La France. Pencil.
• Year 1920, n° US-1472962, patented in 1923, by De Witt-La France. Pencil.
• Year 1920, n° FR-526035, patented in 1921, by De Witt-La France. Porte-mine.
• Year 1920, n° GB-171154, patented in 1921, by De Witt-La France. Improvements in pencil holders.
• Year 1920, n° DE-349147, patented in 1922, by De Witt-La France. Schreibstift mit verschiebbarem Minentraeger.
• Year 1921, n° US-1504747, patented in 1924, by De Witt-La France. Display cabinet for pens and pencils.
• Year 1921, n° US-1488385, patented in 1924, by De Witt-La France. Pencil with floating clutch.
• Year 1922, n° US-1472963, patented in 1923, by De Witt-La France. Lever-filler fountain pen.
• Year 1922, n° US-1517411, patented in 1924, by De Witt-La France. Fountain-pen casing and cap therefor.
• Year 1922, n° US-1537226, patented in 1925, by De Witt-La France. Lever filler for fountain pens with metal casings.
• Year 1922, n° US-1463803, patented in 1923, by De Witt-La France. Pencil with adjustable lead.
• Year 1922, n° US-1473215, patented in 1923, by De Witt-La France. Display cabinet.
• Year 1923, n° US-1490735, patented in 1924, by De Witt-La France. Fountain pen, lever filler.
• Year 1923, n° US-1583579, patented in 1926, by Carter's Ink Company. Fountain pen cap.
• Year 1935, n° US-2129655, patented in 1938, by De Witt-La France. Pencil.
  

William R. Cuthbert

• Year 1922, n° US-1653151, patented in 1927, by W. A. Sheaffer Pen Company. Pencil.
• Year 1927, n° US-1783630, patented in 1930, by Pen Desk Set Company. Fountain-pen desk stand.
• Year 1928, n° US-1793910, patented in 1931, by Pen Desk Set Company. Holding means for desk sets.
• Year 1929, n° US-1900669, patented in 1933, by W. A. Sheaffer Pen Company. Pencil.
• Year 1929, n° US-1908123, patented in 1933, by W. A. Sheaffer Pen Company. Fountain pen construction.
• Year 1929, n° US-1794154, patented in 1931, by W. A. Sheaffer Pen Company. Clip for writing instruments.
• Year 1929, n° US-1872064, patented in 1932, by W. A. Sheaffer Pen Company. Cap construction.
• Year 1929, n° US-1898342, patented in 1933, by W. A. Sheaffer Pen Company. Container.
• Year 1929, n° US-1944927, patented in 1934, by W. A. Sheaffer Pen Company. Holder for fountain pens.
• Year 1929, n° US-D080362, patented in 1930, by W. A. Sheaffer Pen Company. Design for a mechanical pencil.
• Year 1930, n° US-1860853, patented in 1932, by W. A. Sheaffer Pen Company. Fountain pen desk set.
• Year 1931, n° US-D086111, patented in 1932, by W. A. Sheaffer Pen Company. Design for a clip for a writing instrument.
• Year 1933, n° US-1963261, patented in 1934, by W. A. Sheaffer Pen Company. Auxiliary well for ink bottles.
• Year 1935, n° US-2011040, patented in 1935, by W. A. Sheaffer Pen Company. Fountain pen desk set.
• Year 1935, n° US-D096022, patented in 1935, by W. A. Sheaffer Pen Company. Design for a pencil.
• Year 1935, n° US-D096023, patented in 1935, by W. A. Sheaffer Pen Company. Design for a fountain pen.
• Year 1935, n° US-2072711, patented in 1937, by W. A. Sheaffer Pen Company. Mechanical pencil.
• Year 1935, n° US-2096708, patented in 1937, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1936, n° US-2104638, patented in 1938, by W. A. Sheaffer Pen Company. Fountain pen.
• Year 1938, n° US-2241846, patented in 1941, by W. A. Sheaffer Pen Company. Receptacle for liquids.
  

William S. Hicks

• Year 1865, n° US-49878, patented in 1865, by Hicks. Pen and pencil case.
• Year 1871, n° US-112917, patented in 1871, by Hicks. Improvement in pencil-cases.
• Year 1871, n° US-120520, patented in 1871, by Hicks. Improvement in pen-and-pencil cases.
• Year 1871, n° US-122169, patented in 1871, by Hicks. Improvement in pen-and-pencil cases.
  

William T. Fitzpatrick

• Year 1918, n° US-1310235, patented in 1919, by Welty. Cap-clip for fountain-pens.
• Year 1919, n° US-1347901, patented in 1920, by Welty. Retarded delivery device for fountain-pens.
  

William T. Maloney

• Year 1925, n° US-1846604, patented in 1932, by Dictator. Magazine pencil.
• Year 1925, n° US-1742711, patented in 1930, by Dictator. Magazine pencil.
  

William Thomas Higgins

• Year 1944, n° GB-580628, patented in 1946, by Wyvern Fountain Pen Company. Fountain pens.
• Year 1944, n° GB-581290, patented in 1946, by Wyvern Fountain Pen Company. Self-filling fountain pens.
  

William W. Sanford

• Year 1901, n° US-691974, patented in 1902, by Sanford and Bennet. Fountain-pen.
• Year 1901, n° US-698859, patented in 1902, by Sanford and Bennet. Fountain-pen.
• Year 1902, n° US-794814, patented in 1905, by Sanford and Bennet. Reservoir pen.
• Year 1902, n° US-703479, patented in 1902, by Sanford and Bennet. Fountain-pen.
• Year 1905, n° US-807500, patented in 1905, by Sanford and Bennet. Fountain-pen.
• Year 1905, n° US-828973, patented in 1906, by Sanford and Bennet. Fountain-pen.
• Year 1909, n° US-941466, patented in 1909, by Sanford and Bennet. Reservoir-pen.
• Year 1909, n° US-952469, patented in 1910, by Sanford and Bennet. Clip for pens or pencils.
• Year 1909, n° US-969198, patented in 1910, by Sanford and Bennet. Reservoir-pen.
• Year 1909, n° US-960413, patented in 1910, by Sanford and Bennet. Reservoir-pen.
• Year 1913, n° US-1081557, patented in 1913, by Sanford and Bennet. Fountain pen.
  

William W. Stewart

• Year 1878, n° US-206200, patented in 1878, by Swan. Improvement in fountain-pen holders.
• Year 1879, n° US-214795, patented in 1879, by Swan. Improvement in fountain-pen holder.
• Year 1879, n° US-222959, patented in 1879, by Swan. Improvement in fountain-pens.
• Year 1880, n° US-237454, patented in 1881, by Swan. Fountain-pen.
• Year 1880, n° US-237139, patented in 1881, by Swan. Fountain pen-holder.
• Year 1881, n° US-254175, patented in 1882, by Swan. Reservoir pen-holder.
• Year 1881, n° US-253953, patented in 1882, by Swan. Fountain-pen.
• Year 1884, n° US-314547, patented in 1885, by Swan. Fountain-pen.
• Year 1886, n° US-354664, patented in 1886, by Swan. Fountain pen-holder.
• Year 1886, n° US-378986, patented in 1888, by Swan. Fountain-pen.
• Year 1887, n° US-378987, patented in 1888, by Swan. Fountain-pen.
• Year 1889, n° US-426692, patented in 1890, by Swan. Fountain-pen.
• Year 1890, n° US-480751, patented in 1892, by Swan. Fountain-pen.
• Year 1890, n° US-478653, patented in 1892, by Swan. Fountain-pen.
• Year 1894, n° US-542450, patented in 1894, by Swan. Fountain-pen.
• Year 1895, n° US-549166, patented in 1895, by Swan. Fountain-pen.
• Year 1896, n° US-588708, patented in 1897, by Swan. Fountain-pen.
• Year 1897, n° US-588709, patented in 1897, by Swan. Fountain-pen.
• Year 1898, n° US-614630, patented in 1898, by Swan. Fountain-pen.
• Year 1898, n° US-631909, patented in 1899, by Swan. Fountain-pen.
• Year 1899, n° US-630527, patented in 1899, by Swan. Self-filling fountain-pen.
• Year 1899, n° US-630526, patented in 1899, by Swan. Self-filling fountain-pen.
• Year 1900, n° US-668759, patented in 1901, by Swan. Fountain-pen.
• Year 1900, n° US-668760, patented in 1901, by Swan. Fountain-pen.
• Year 1901, n° US-679790, patented in 1901, by Swan. Fountain-pen.
  

William Wells Sanford

• Year 1901, n° GB-190108860, patented in 1901, by Sanford and Bennet. Improvements in Stylographic Pens.
• Year 1902, n° GB-190209634, patented in 1902, by Sanford and Bennet. Improvements in Fountain Pens.
  

Yasuo Ikeda

• Year 1962, n° CH-419896, patented in 1966, by Pilot. Porte-plume réservoir.
• Year 1962, n° DE-1274927, patented in 1968, by Pilot. Kappenloser Fuellfederhalter.
• Year 1962, n° US-3203403, patented in 1965, by Pilot. Fountain pen.
  

Yves Zuber

• Year 1925, n° FR-593376, patented in 1925, by Stylomine. Fixation et alimentation d'une plume de porte-plume réservoir.
• Year 1925, n° FR-594143, patented in 1925, by Stylomine. Dispositif de sécurité pour stylographes.
• Year 1925, n° FR-601664, patented in 1926, by Stylomine. Perfectionnement aux porte-mines.
• Year 1926, n° FR-614071, patented in 1926, by Stylomine. Perfectionnement aux porte-mines à alimentation automatique ou non.
• Year 1926, n° FR-617418, patented in 1927, by Stylomine. Agrafe de sécurité à ressort pour stylographe, portemine ou tout autre article.
• Year 1926, n° FR-626665, patented in 1927, by Stylomine. Nouveau porte-mine.
• Year 1927, n° FR-639606, patented in 1928, by Stylomine. Pointe à redents pour porte-mine automatique ou autre.
• Year 1927, n° FR-653061, patented in 1929, by Stylomine. Perfectionnement aux porte-mines.
• Year 1928, n° FR-670953, patented in 1929, by Stylomine. Porte-mines-règle à calcul.
• Year 1929, n° FR-692937, patented in 1930, by Stylomine. Porte-mine automatique à mine suivie.
• Year 1929, n° FR-698700, patented in 1931, by Stylomine. Porte-mine automatique à réserve de mines.
• Year 1929, n° FR-700497, patented in 1931, by Stylomine. Perfectionnements aux porte-mines automatiques.
• Year 1930, n° FR-711982, patented in 1931, by Stylomine. Perfectionnement aux porte-mine automatiques.
• Year 1930, n° FR-712327, patented in 1931, by Stylomine. Nouveaux porte-plumes à réservoir.
• Year 1930, n° GB-374274, patented in 1932, by Stylomine. Improvements in or relating to reservoir pens.
• Year 1930, n° FR-719763, patented in 1932, by Stylomine. Perfectionnement aux porte-mine.
• Year 1931, n° FR-737930, patented in 1932, by Stylomine. Perfectionnement aux porte-plumes réservoir.
• Year 1932, n° FR-750689, patented in 1933, by Stylomine. Porte-plume à réservoir à «plume-pointe», pouvant être à débit d'encre régularisé, permettant les très grandes contenances.
• Year 1932, n° FR-759525, patented in 1934, by Stylomine. Perfectionnement aux porte-plume réservoir permettant de très grosses contenances.
• Year 1946, n° US-2517522, patented in 1950, by Stylomine. Slider for propelling pencils with several leads.
• Year 1947, n° CA-462708, patented in 1950, by Stylomine. Superfeeder for fountain-pen.