Piccardi
{{PatentInfo |Inventor=Donald H. Young |Assignee=Waterman Pen Company Inc. |Country=US |ApplicationNum=522496 |ApplicationDate=1955-06-18 |PatentNum=2987044 |PatentDate=1961-06-06 |PriorityDate=1955-06-18 |Titolo=Fountain pen nib mounting |Marca=Waterm...