Piccardi
{{PatentInfo |Inventor=John C. Wahl, Ivan D. Tefft |Assignee=The Wahl Company |Country=US |ApplicationNum=575432 |ApplicationDate=1922-07-15 |PatentNum=1585805 |PatentDate=1926-05-25 |PriorityDate=1922-07-15 |Titolo=Fountain pen |Marca=Eversharp |Descr...