Piccardi
{{PatentInfo |Inventor=Lynn P. Martin |Assignee=W. A. Sheaffer Pen Company |Country=US |ApplicationNum=59587 |ApplicationDate=1948-11-12 |PatentNum=2610611 |PatentDate=1952-09-16 |PriorityDate=1948-11-12 |Titolo=Writing instrument |Marca=Sheaffer |Desc...