Proprietà:Patent title
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Titolo del brevetto (come riportato sullo stesso).
P
Fountain-pen +
Fountain-Pen +
Fountain-pen +
Fountain-pen +
Fountain-pen +
Self-filling Fountain-pen +
Retaining clip for fountain-pens +
Fountain-pen filler +
Fountain-Pen +
Self-filler lever-pen +
Fountain-pen +
Fountain-pen +
Fountain-pen +
Fountain-pen +
Lever self-filler fountain-pen +
Self-filling writing instrument +
Presser-bar for fountain pen +
Design for a fountain pen +
Fountain pen clip +
Fountain-pen +