Piccardi
{{PatentInfo |Inventor=Paul E. Wirt |Assignee=Paul E. Wirt |Country=US |ApplicationNum=739098 |ApplicationDate=1899-10-19 |PatentNum=651735 |PatentDate=1900-06-12 |PriorityDate=1899-10-19 |Titolo=Fountain pen |Marca=Wirt |Descrizione=Alimentatore }} ==...