Piccardi
{{PatentInfo |Inventor=David Kahn |Assignee=David Kahn Inc |Country=US |ApplicationNum=272349 |ApplicationDate=1952-02-19 |PatentNum=2750927 |PatentDate=1956-06-19 |PriorityDate=1952-02-19 |Titolo=Fountain pens |Marca=Wearever |Descrizione=Montaggio al...