Piccardi
{{PatentInfo |Assignee=Oscar J. Sundstrand |Inventor=Oscar J. Sundstrand |Country=US |ApplicationNum=19209 |ApplicationDate=1925-03-30 |PatentNum=1809992 |PatentDate=1931-06-16 |PriorityDate=1925-03-30 |Titolo=Fountain pen |Marca=Unbranded |Descrizione...