Piccardi
{{PatentInfo |Inventor=David Kahn |Assignee=David Kahn Inc |Country=US |ApplicationNum=201625 |ApplicationDate=1950-12-19 |PatentNum=2774333 |PatentDate=1956-12-18 |PriorityDate=1950-12-19 |Titolo=Fountain pen with improved feed construction |Marca=Wea...