Piccardi
{{PatentInfo |Inventor=Norman E. Weigel |Assignee=Norman E. Weigel |Country=US |ApplicationNum=712139 |ApplicationDate=1934-02-20 |PatentNum=1989220 |PatentDate=1935-01-29 |PriorityDate=1934-02-20 |Titolo=Fountain pen |Marca=Wearever |Descrizione=Costr...