Piccardi
{{PatentInfo |Inventor=William R. Cuthbert |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=379959 |ApplicationDate=1929-07-22 |PatentNum=1872064 |PatentDate=1932-08-16 |PriorityDate=1929-07-22 |Titolo=Cap construction |Marca=Sheaffer |...