Piccardi
{{PatentInfo |Inventor=Benjamin W. Hanle |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=722852 |ApplicationDate=1934-04-28 |PatentNum=2059577 |PatentDate=1936-11-03 |PriorityDate=1934-04-28 |Titolo=Fountain pen |Marca=Eagle |Descrizione=Cos...