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This page provides a simple browsing interface for finding entities described by a property and a named value. Other available search interfaces include the page property search, and the ask query builder.
Elenco dei risultati
- 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)