Piccardi
{{PatentInfo |Inventor=Frank M. Kegrize |Assignee=Frank M. Kegrize |Country=US |ApplicationNum=251633 |ApplicationDate=1905-03-23 |PatentNum=807280 |PatentDate=1905-12-12 |PriorityDate=1905-03-23 |Titolo=Self filling fountain pen |Marca=Kegrize |Descri...