Proprietà:Patent title
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Titolo del brevetto (come riportato sullo stesso).
P
Improvements in self-filling sac pens +
Improvements in or relating to fountain or reservoir pens +
Improvements in or relating to desk stands suitable for fountain pens and the like +
Improvements in or relating to means for attaching clips to fountain pen caps and the like +
Improvements in or relating to rests for pens, pencils or the like +
Improvements in fountain pen +
Improvements in or relating to propeller pencils +
Fountain Pen Holder +
Improvements in and connected with Fountain Pens +
Improvements in and connected with Self-filling Fountain Pens +
Improvements in and relating to fountain pens +
Device for automatically filling fountain pens +
Improvements in propelling pencils +
A magazine pencil +
Improvements in or relating to fountain pens +
Improvements in or relating to Fountain Pens +
Improvements in fountain pens +
Improvements in Caps and Clips for Fountain Pens +
Improved fountain pen +
Improvements in Fountain Pens +