Piccardi
{{PatentInfo |Inventor=John William Para |Assignee=David Kahn Inc |Country=US |ApplicationNum=623266 |ApplicationDate=1945-10-19 |PatentNum=2548906 |PatentDate=1951-04-17 |PriorityDate=1945-10-19 |Titolo=Fountain pen |Marca=Wearever |Descrizione=Alimen...