Proprietà:Patent title
Titolo del brevetto (come riportato sullo stesso).
P
Chasing machine +
Fountain pen +
Pencil +
Pencil +
Mechanical pencil +
Fountain pen +
Pencil +
Metal box +
Fountain pen +
Pencil +
Self-filling fountain pen +
Mechanical pencil +
Pencil +
Fountain pen +
Fountain pen +
Filling device with rubber cap for fountain pens +
Means for retaining pens, pencils, and the like in the pockets of garments +
Fountain pen +
Check protector +