Piccardi
{{PatentInfo |Inventor=David Kahn |Assignee=David Kahn Inc. |Country=US |ApplicationNum=214 |ApplicationDate=1949-01-13 |PatentNum=D158973 |PatentDate=1950-06-13 |PriorityDate=1949-01-13 |Titolo=Fountain pen |Marca=Wearever |Descrizione=Penna completa ...