Cerca per proprietà
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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-2979030.pdf + (Writing instruments)
- File:Patent-US-2645206.pdf + (Writing pen)
- File:Patent-US-2033164.pdf + (Writing pen)
- File:Patent-US-2601846.pdf + (Writing pen assembly)
- File:Patent-US-1902782.pdf + (Writing, drawing, or ruling pen)
- File:Patent-US-258299.pdf + (Writing-point for stylographic pens)
- File:Patent-NL-43208.pdf + (Zelfvullende vulpenhouder)
- File:Patent-DE-1644009U.pdf + (Zelluloidfüllhalter)
- File:Patent-DE-99102.pdf + (Ziehfeder)
- File:Patent-DE-521001.pdf + (Zweifarbenschreibstift)