Piccardi
{{PatentInfo |Inventor=John C. Wahl |Assignee=Eversharp Inc. |Country=US |ApplicationNum=609277 |ApplicationDate=1945-08-06 |PatentNum=2483329 |PatentDate=1949-09-27 |PriorityDate=1945-08-06 |Titolo=Writing instrument |Marca=Eversharp |Descrizione=Penn...