Proprietà:Patent title

Titolo del brevetto (come riportato sullo stesso).

Showing 20 pages using this property.
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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  +