Piccardi
{{PatentInfo |Inventor=Elmer D. Thompson, Martin E. Wachs |Assignee=The Parker Pen Company |Country=US |ApplicationNum=857871 |ApplicationDate=1977-12-05 |PatentNum=D252464 |PatentDate=1979-07-24 |PriorityDate=1977-12-05 |Titolo=Fountain pen nib |Marca...