Piccardi
{{PatentInfo |Inventor=William R. Cuthbert |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=80226 |ApplicationDate=1936-05-18 |PatentNum=2104638 |PatentDate=1938-01-04 |PriorityDate=1936-05-18 |Titolo=Fountain pen |Marca=Sheaffer |Descr...