Piccardi
{{PatentInfo |Inventor=Edward E. Johnson |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=646042 |ApplicationDate=1923-06-18 |PatentNum=1741368 |PatentDate=1929-12-31 |PriorityDate=1923-06-18 |Titolo=Pen and pencil mount |Marca=Sheaffer...