Proprietà:Patent title

Titolo del brevetto (come riportato sullo stesso).

Showing 20 pages using this property.
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Fountain-pen  +
Fountain-pen  +
Cap for fountain-pens  +
Fountain pen  +
Fountain pen  +
Self-filling fountain-pen  +
Fountain-pen cap and barrel  +
Holder for fountain pen & C.  +
Self-filling fountain-pen  +
Fountain-pen retainer  +
Fountain-pen  +
Fountain-pen  +
Fountain-pen  +
Self-Filling Fountain-pen  +
Fountain-pen  +
Fountain-Pen  +
Self-filling fountain-pen  +
Fountain-pen  +
Press-bar-locking device  +
Clip or sustaining device for fountain-pens  +