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Elenco dei risultati
- File:Patent-US-214795.pdf + (Improvement in fountain-pen holder)
- File:Patent-US-206200.pdf + (Improvement in fountain-pen holders)
- File:Patent-US-211575.pdf + (Improvement in fountain-pens)
- File:Patent-US-202655.pdf + (Improvement in fountain-pens)
- File:Patent-US-222959.pdf + (Improvement in fountain-pens)
- File:Patent-US-109257.pdf + (Improvement in fountain-pens)
- File:Patent-US-120520.pdf + (Improvement in pen-and-pencil cases)
- File:Patent-US-122169.pdf + (Improvement in pen-and-pencil cases)
- File:Patent-US-194158.pdf + (Improvement in pen-holders)
- File:Patent-US-118367.pdf + (Improvement in pen-holders)
- File:Patent-US-112917.pdf + (Improvement in pencil-cases)
- File:Patent-US-135118.pdf + (Improvement in writing-pens)
- File:Patent-GB-358322.pdf + (Improvements in Caps and Clips for Fountain Pens)
- File:Patent-GB-191103257.pdf + (Improvements in Devices for Preventing the Loss of Fountain Pens and Pencils)
- File:Patent-GB-190713900.pdf + (Improvements in Fountain Pen Holders)
- File:Patent-GB-190828493.pdf + (Improvements in Fountain Pen Nibs)
- File:Patent-GB-189923550.pdf + (Improvements in Fountain Penholders)
- File:Patent-GB-190502671.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-190513768.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-190704787.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-104980.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-190407468.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-191100218.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-191219773.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-191125073.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-191116434.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-191506570.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-194751.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-190400459.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-190209634.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-359230.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-784388.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-297903.pdf + (Improvements in Fountain Pens)
- File:Patent-GB-612867.pdf + (Improvements in Fountain Pens and the like)
- File:Patent-GB-101241.pdf + (Improvements in Fountain and other Reservoir Pens)
- File:Patent-GB-113082.pdf + (Improvements in Fountain or Reservoir Pens)
- File:Patent-GB-190213133.pdf + (Improvements in Fountain or Reservoir Pens)
- File:Patent-GB-488541.pdf + (Improvements in Fountain-pens)
- File:Patent-GB-190814947.pdf + (Improvements in Lead Pencil Protectors)
- File:Patent-GB-247038.pdf + (Improvements in Methods of Working Upon Surfaces of Ebonite and other Vulcanized Rubber Articles)
- File:Patent-GB-729639.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-679783.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-656673.pdf + (Improvements in Nib Sections for Fountain Pens)
- File:Patent-GB-729729.pdf + (Improvements in Nib-Sections for Fountain Pens)
- File:Patent-GB-191101051.pdf + (Improvements in Pen Holders)
- File:Patent-GB-191210727.pdf + (Improvements in Pen Holders)
- File:Patent-GB-190708313.pdf + (Improvements in Pen-nibs for use in connection with Fountain and other Pens)
- File:Patent-GB-190603690.pdf + (Improvements in Pencil Cases)
- File:Patent-GB-190616715.pdf + (Improvements in Pencil-cases)
- File:Patent-GB-191026585.pdf + (Improvements in Pens Nibs or Styles)
- File:Patent-GB-283677.pdf + (Improvements in Propelling Pencils)
- File:Patent-GB-100592.pdf + (Improvements in Refill Lead Pencils)
- File:Patent-GB-375457.pdf + (Improvements in Reservoir Fountain Pens)
- File:Patent-GB-289969.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-270915.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190720065.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-239274.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190821631.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190916587.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-190428533.pdf + (Improvements in Reservoir Pens)
- File:Patent-GB-705613.pdf + (Improvements in Self-Filling Ball Point Pens)
- File:Patent-GB-118118.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-191505790.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-190909893.pdf + (Improvements in Self-filling Fountain Pens)
- File:Patent-GB-127562.pdf + (Improvements in Stylographic Fountain Pens)
- File:Patent-GB-190804840.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190918450.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190524851.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190108860.pdf + (Improvements in Stylographic Pens)
- File:Patent-GB-190515547.pdf + (Improvements in a Certain Part of Fountain Pens)
- File:Patent-GB-337794.pdf + (Improvements in and connected with Fountain Pens)
- File:Patent-GB-191309185.pdf + (Improvements in and connected with Fountain Pens)
- File:Patent-GB-190929406.pdf + (Improvements in and connected with Fountain Pens and the like)
- File:Patent-GB-191412837.pdf + (Improvements in and connected with Fountain and like Pens)
- File:Patent-GB-337835.pdf + (Improvements in and connected with Self-filling Fountain Pens)
- File:Patent-GB-375458.pdf + (Improvements in and connected with Self-filling Fountain Pens)
- File:Patent-GB-190507113.pdf + (Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like)
- File:Patent-GB-190601860.pdf + (Improvements in and relating to Cases or Holders for Fountain Pens, Pencils and the like)
- File:Patent-GB-128009.pdf + (Improvements in and relating to Fountain Pen Clips)
- File:Patent-GB-190804024.pdf + (Improvements in and relating to Fountain Pen Nibs)
- File:Patent-GB-190809818.pdf + (Improvements in and relating to Fountain Pen Nibs)
- File:Patent-GB-445752.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-191218716.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-442262.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-469699.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-125906.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-127532.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-273357.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-269614.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-469496.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-620605.pdf + (Improvements in and relating to Fountain Pens)
- File:Patent-GB-190719977.pdf + (Improvements in and relating to Fountain and Stylographic Pens)
- File:Patent-GB-364436.pdf + (Improvements in and relating to Fountain-pens)
- File:Patent-GB-406073.pdf + (Improvements in and relating to Ink Wells and in particular Ink Wells suitable for use with Self-filling Fountain Pens)
- File:Patent-GB-190812001.pdf + (Improvements in and relating to Ink-stands)
- File:Patent-GB-190721882.pdf + (Improvements in and relating to Loose Leaf Ledgers, Binders and the like)
- File:Patent-GB-608987.pdf + (Improvements in and relating to Pen Nibs)
- File:Patent-GB-191303456.pdf + (Improvements in and relating to Pens or Nibs)
- File:Patent-GB-621241.pdf + (Improvements in and relating to Sac Self-Filling Fountain Pens)
- File:Patent-GB-129115.pdf + (Improvements in and relating to Self-filling Fountain Pens)
- File:Patent-GB-595572.pdf + (Improvements in and relating to Self-filling Fountain Pens)
- File:Patent-GB-1255389.pdf + (Improvements in and relating to a writing instruments)
- File:Patent-GB-685706.pdf + (Improvements in and relating to ball point pens)
- File:Patent-GB-1150333.pdf + (Improvements in and relating to ball-point pens)
- File:Patent-GB-520445.pdf + (Improvements in and relating to closures for containers for liquids)
- File:Patent-GB-502381.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-186818.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-175382.pdf + (Improvements in and relating to fountain pens)
- File:Patent-FR-25039E.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-215803.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-344185.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-607060.pdf + (Improvements in and relating to fountain pens)
- File:Patent-GB-612868.pdf + (Improvements in and relating to fountain pens, propelling pencils and like writing instruments)
- File:Patent-GB-573545.pdf + (Improvements in and relating to immersion testing apparatus)
- File:Patent-GB-238288.pdf + (Improvements in and relating to ink bottles and the like)
- File:Patent-GB-474736.pdf + (Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders)
- File:Patent-GB-478118.pdf + (Improvements in and relating to magazine lead pencils with selectively interchangeable lead holders)
- File:Patent-GB-1058094.pdf + (Improvements in and relating to paper clips)
- File:Patent-GB-212564.pdf + (Improvements in and relating to pen-holders)
- File:Patent-GB-182234.pdf + (Improvements in and relating to propelling actions or devices for pencil holders)
- File:Patent-GB-598726.pdf + (Improvements in and relating to self-filling fountain pens)
- File:Patent-GB-151753.pdf + (Improvements in and relating to the filling of fountain pens)
- File:Patent-GB-397736.pdf + (Improvements in and relating to twin fountain pens)
- File:Patent-GB-482097.pdf + (Improvements in and relating to writing implement having interchangeable leads)
- File:Patent-GB-265005.pdf + (Improvements in art of manufacturing fountain pen caps and barrels)
- File:Patent-GB-570091.pdf + (Improvements in flow testing apparatus)
- File:Patent-GB-151844.pdf + (Improvements in fountain and other reservoir pens)
- File:Patent-GB-235447.pdf + (Improvements in fountain or reservoir pens)
- File:Patent-GB-334913.pdf + (Improvements in fountain pen)
- File:Patent-US-174965.pdf + (Improvements in fountain pen)
- File:Patent-GB-164043.pdf + (Improvements in fountain pens)
- File:Patent-GB-169616.pdf + (Improvements in fountain pens)
- File:Patent-GB-352184.pdf + (Improvements in fountain pens)
- File:Patent-GB-416648.pdf + (Improvements in fountain pens)
- File:Patent-GB-469484.pdf + (Improvements in fountain pens)
- File:Patent-GB-524710.pdf + (Improvements in fountain pens)
- File:Patent-GB-612870.pdf + (Improvements in fountain pens)
- File:Patent-GB-708633.pdf + (Improvements in fountain pens)
- File:Patent-GB-738754.pdf + (Improvements in fountain pens)
- File:Patent-GB-739284.pdf + (Improvements in fountain pens)
- File:Patent-GB-795902.pdf + (Improvements in fountain pens)
- File:Patent-GB-238110.pdf + (Improvements in fountain pens of the automatic filling type)
- File:Patent-GB-639958.pdf + (Improvements in fountain pens, propelling pencils and the like)
- File:Patent-US-199621.pdf + (Improvements in fountain-pens)
- File:Patent-US-148999.pdf + (Improvements in inkstands)
- File:Patent-GB-191007239.pdf + (Improvements in or connected with "Self-filling" Reservoir Pens)
- File:Patent-GB-190905849.pdf + (Improvements in or connected with Reservoir-pens)
- File:Patent-GB-321309.pdf + (Improvements in or in connection with show or display cards)
- File:Patent-GB-359830.pdf + (Improvements in or relating to Calendars or Date Indicators)
- File:Patent-GB-245448.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-288176.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-303699.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-351734.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-595652.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-435482.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-392482.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-312180.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-297194.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-473481.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-523717.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-885375.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-885374.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-141071.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-146930.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191508198.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-418734.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-666145.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-609128.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-190823642.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191126950.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191400948.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191507408.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-191516665.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-101895.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-754680.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-291607.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-190308198.pdf + (Improvements in or relating to Fountain Pens)
- File:Patent-GB-110270.pdf + (Improvements in or relating to Fountain and Stylographic Pens)
- File:Patent-GB-191211520.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191116979.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-414929.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-182620.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-435065.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-454040.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-396879.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191220490.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-263341.pdf + (Improvements in or relating to Fountain or Reservoir Pens)
- File:Patent-GB-191502959.pdf + (Improvements in or relating to Fountain or Reservoir Pens Pens)
- File:Patent-GB-191330070.pdf + (Improvements in or relating to Magazine Pencils)
- File:Patent-GB-409074.pdf + (Improvements in or relating to Pencils)
- File:Patent-GB-586917.pdf + (Improvements in or relating to Pens)
- File:Patent-GB-410437.pdf + (Improvements in or relating to Reservoir Pens)
- File:Patent-GB-450343.pdf + (Improvements in or relating to Reservoir Pens)
- File:Patent-GB-420164.pdf + (Improvements in or relating to Retaining Means for Fountain Pens, Propelling Pencils, and the like in Garment Pockets)
- File:Patent-GB-191129078.pdf + (Improvements in or relating to Self-filling Fountain or Reservoir Pens)
- File:Patent-GB-191310028.pdf + (Improvements in or relating to Self-filling Reservoir Pens)
- File:Patent-GB-380267.pdf + (Improvements in or relating to Stands for Pens and the like)
- File:Patent-GB-363935.pdf + (Improvements in or relating to Stands for Pens and the like)
- File:Patent-GB-191203230.pdf + (Improvements in or relating to Stylographic Pens)
- File:Patent-GB-191316916.pdf + (Improvements in or relating to Stylographic Pens)
- File:Patent-GB-304922.pdf + (Improvements in or relating to Stylographic Pens or Ink Pencils)
- File:Patent-GB-191211730.pdf + (Improvements in or relating to Stylographic Reservoir Pens)
- File:Patent-GB-1017342.pdf + (Improvements in or relating to Synthetic-Material Cartridges for Liquids)
- File:Patent-GB-414250.pdf + (Improvements in or relating to Writing Points or Nibs)
- File:Patent-US-2051337.pdf + (Improvements in or relating to Writing Points or Nibs)
- File:Patent-GB-284412.pdf + (Improvements in or relating to containers for liquid or semiliquid adhesives)
- File:Patent-GB-330009.pdf + (Improvements in or relating to desk stands suitable for fountain pens and the like)
- File:Patent-GB-541190.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)
- File:Patent-GB-501523.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)
- File:Patent-GB-228672.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-232519.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-323129.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-146632.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-159119.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-256814.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-202093.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-329164.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-CA-264967.pdf + (Improvements in or relating to fountain or reservoir pens)
- File:Patent-GB-495659.pdf + (Improvements in or relating to fountain pen barrels and the like)
- File:Patent-GB-497169.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-318982.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-619349.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-420064.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-575341.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-623767.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-412610.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-896958.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-621822.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-635144.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-141075.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-149315.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-237472.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-491876.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-478651.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-612956.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-903560.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-903559.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-927251.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-948431.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-807974.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-229928.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-646726.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-348036.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-666830.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-194895.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-224084.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-243110.pdf + (Improvements in or relating to fountain pens)
- File:Patent-DK-76166.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-451168.pdf + (Improvements in or relating to fountain pens)
- File:Patent-GB-451167.pdf + (Improvements in or relating to fountain pens)
- File:Patent-CA-238293.pdf + (Improvements in or relating to fountain pens and the like)
- File:Patent-GB-728188.pdf + (Improvements in or relating to fountain pens comprising an ink cartridge)
- File:Patent-GB-569286.pdf + (Improvements in or relating to ink reservoir pens)
- File:Patent-GB-217783.pdf + (Improvements in or relating to means for retaining pens, pencils, and the like, in the pockets of garments)
- File:Patent-GB-183340.pdf + (Improvements in or relating to means for retaining pens, pencils, and the like in the pockets of garments)
- File:Patent-GB-360918.pdf + (Improvements in or relating to means for attaching clips to fountain pen caps and the like)
- File:Patent-GB-330010.pdf + (Improvements in or relating to means for attaching clips to fountain pen caps and the like)
- File:Patent-GB-424069.pdf + (Improvements in or relating to mechanically operated lead pencils)
- File:Patent-GB-638420.pdf + (Improvements in or relating to multiple lead pencils)
- File:Patent-GB-373123.pdf + (Improvements in or relating to pen nibs)
- File:Patent-GB-479937.pdf + (Improvements in or relating to pencil holders)