Proprietà:Patent title
Titolo del brevetto (come riportato sullo stesso).
P
Fountain pen +
Fountain pen +
Pen-gripping device +
Pen-gripping device +
Fountain pen +
Ink cartridge +
Lever for self-filling fountain pens +
Pencil gripper +
Pencil gripper +
Pencil gripper +
Fountain-pen desk stand +
Pencil +
Fountain-pen clip +
Mechanical pencil +
Clip for pencil and the like +
Fountain-pen desk set +
Pencil attachment +
Fountain pen +
Holder for fountain pens +
Fountain pen +