Piccardi
{{PatentInfo |Inventor=Charles R. Keeran |Assignee=The Wahl Company |Country=US |ApplicationNum=686482 |ApplicationDate=1933-08-24 |PatentNum=1989990 |PatentDate=1935-02-05 |PriorityDate=1933-08-24 |Titolo=Fountain pen |Marca=Eversharp |Descrizione=Sis...