Proprietà:Patent title
Titolo del brevetto (come riportato sullo stesso).
P
Mechanical pencil +
Fountain pen +
Fountain pen +
Ink feeding means for writing pens +
Fountain pen +
Apparatus for tipping metal bases with metal tips +
Apparatus for tipping metal bases with metal tips +
Desk set mounting +
Tool for assembling mechanical pencils +
Fountain pen +
Pour-out closure +
Fountain pen +
Pen point material +
Fountain pen +
Cap and clip for fountain pens +
Machine for inlaying +
Ornamental tubing +
Fountain pen +
Fountain pen +
Fountain pen +