Piccardi
{{PatentInfo |Inventor=Charlesworth Livsey |Assignee=Charlesworth Livsey |Country=US |ApplicationNum=446904 |ApplicationDate=1921-02-21 |PatentNum=1577646 |PatentDate=1926-03-23 |PriorityDate=1921-02-21 |Titolo=Fountain or reservoir pen |Marca=Lang |De...