Proprietà:Patent title
Titolo del brevetto (come riportato sullo stesso).
P
Fountain pen +
Fountain pen +
Swaged tip for mechanical pencils +
Mechanical pencil +
Fastening clip for fountain pens, pencils, and the like and attaching means therefor +
Pen desk set +
Fountain pen +
Clip for writing implements or the like +
Adjustable pencil holder +
Permanent quick drying writing fluid +
Ink bottle +
Desk stand +
Desk stand +
Twisting filler fountain pen +
Clip attachment for fountain pens and other tubular articles +
Fountain pen +
Method of producing seamless celluloid articles from bars of celluloid +
Improvement in pen-holders +
Fountain pen +
Holder for fountain pens +