Cerca per proprietà
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-GB-501523.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)
- File:Patent-GB-541190.pdf + (Improvements in or relating to fountain pens, propelling pencils and the like)