Piccardi
{{PatentInfo |Inventor=Lynn P. Martin |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=408317 |ApplicationDate=1954-02-05 |PatentNum=2914028 |PatentDate=1959-11-24 |PriorityDate=1954-02-05 |Titolo=Writing implement |Marca=Sheaffer |Desc...