Piccardi
{{PatentInfo |Inventor=Donald H. Young |Assignee=Waterman Pen Company Inc. |Country=US |ApplicationNum=475716 |ApplicationDate=1954-12-16 |PatentNum=2802448 |PatentDate=1957-08-13 |PriorityDate=1954-12-16 |Titolo=Fountain pen construction and ink cartr...