Piccardi
{{PatentInfo |Inventor=Jaroslav Zahel |Assignee=Jaroslav Zahel |Country=US |ApplicationNum=100746 |ApplicationDate=1936-09-14 |PatentNum=2093701 |PatentDate=1937-09-21 |PriorityDate=1935-07-12 |Titolo=Fountain pen |Marca=Unbranded |Descrizione=Sist...