Piccardi
{{PatentInfo |Inventor=Joseph A. Vogelmann |Assignee=Joseph A. Vogelmann |Country=US |ApplicationNum=562269 |ApplicationDate=1910-05-19 |PatentNum=1007619 |PatentDate=1911-10-31 |PriorityDate=1910-05-19 |Titolo=Self-filling fountain-pen |Marca=Unbrande...