Proprietà:Patent title
Titolo del brevetto (come riportato sullo stesso).
P
Design for a fountain pen +
Design for a desk pen +
Design for a fountain pen +
Design for a writing tip section of a fountain pen +
Design for a mechanical pencil +
Fountain pen +
Fountain pen +
Fountain pen +
Design for a clip for a fountain pen or a similar article +
Fountain pen +
Design for a combination desk unit +
Design for a fountain pen +
Design for a writing pen +
Design for a fountain pen +
Design for a cap for a fountain pen or a similar article +
Fountain pen +
Design for a fountain pen +
Design for a pencil +
Design for a pen nib +
Design for a fountain pen +