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Elenco dei risultati
- 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)
- File:Patent-GB-399592.pdf + (Improvements in or relating to pencil holders)
- File:Patent-GB-412286.pdf + (Improvements in or relating to pencils)
- File:Patent-GB-373756.pdf + (Improvements in or relating to pouring devices for attachment to bottles and other containers)
- File:Patent-GB-336190.pdf + (Improvements in or relating to propeller pencils)
- File:Patent-GB-480717.pdf + (Improvements in or relating to propelling pencils)
- File:Patent-GB-184071.pdf + (Improvements in or relating to reservoir pen-holders)
- File:Patent-GB-374274.pdf + (Improvements in or relating to reservoir pens)
- File:Patent-GB-842854.pdf + (Improvements in or relating to reservoir writing instruments)
- File:Patent-GB-793269.pdf + (Improvements in or relating to reservoir writing instruments of the ball-point type)
- File:Patent-GB-330144.pdf + (Improvements in or relating to rests for pens, pencils or the like)
- File:Patent-GB-471612.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-457212.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-514513.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-527422.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-616010.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-439182.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-487942.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-475970.pdf + (Improvements in or relating to self-filling fountain pens)
- File:Patent-GB-474893.pdf + (Improvements in or relating to stylographic pens)
- File:Patent-GB-511521.pdf + (Improvements in or relating to stylographic pens)
- File:Patent-GB-1017343.pdf + (Improvements in or relating to the Manufacture of Containers of Elongated Shape)
- File:Patent-US-122047.pdf + (Improvements in pen and pencil case)
- File:Patent-GB-236475.pdf + (Improvements in pencil cases)
- File:Patent-GB-202183.pdf + (Improvements in pencil holders)
- File:Patent-GB-171154.pdf + (Improvements in pencil holders)
- File:Patent-GB-179145.pdf + (Improvements in pencils)
- File:Patent-GB-456888.pdf + (Improvements in pens, pencils, and similar writing instruments)
- File:Patent-GB-679065.pdf + (Improvements in pocket clips for fountain pens, pencils and the like)
- File:Patent-GB-621354.pdf + (Improvements in pocket clips for fountain pens, pencils and the like)