Proprietà:Patent title

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Titolo del brevetto (come riportato sullo stesso).

precedenti 202050100250500successivi 20
Showing 20 pages using this property.
P
Patent-US-1845293.pdf +
Pencil  +
Patent-US-1846604.pdf +
Magazine pencil  +
Patent-US-1848283.pdf +
Display apparatus  +
Patent-US-1851257.pdf +
Fountain pen  +
Patent-US-1852094.pdf +
Fountain pen pressure bar  +
Patent-US-1853316.pdf +
Device for facilitating the filling of fountain pens  +
Patent-US-1853731.pdf +
Reservoir pen  +
Patent-US-1853876.pdf +
Desk set mounting  +
Patent-US-1854747.pdf +
Clip for fountain pens and pencils  +
Patent-US-1860093.pdf +
Writing instrument receiving receptacle  +
Patent-US-1860853.pdf +
Fountain pen desk set  +
Patent-US-1862586.pdf +
Fountain pen  +
Patent-US-1863016.pdf +
Clip for fountain-pen caps, pencils and the like  +
Patent-US-1863061.pdf +
Receptacle for pen points provided with dark bands  +
Patent-US-1867801.pdf +
Fountain pen filling attachment for ink bottles or the like  +
Patent-US-1867932.pdf +
Means for making pen nibs  +
Patent-US-1868257.pdf +
Fountain pen  +
Patent-US-1869950.pdf +
Pen  +
Patent-US-1872064.pdf +
Cap construction  +
Patent-US-1872151.pdf +
Tip for mechanical pencils  +
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