Piccardi
{{PatentInfo |Inventor=William W. Stewart |Assignee=William W. Stewart |Country=US |ApplicationNum=314547 |ApplicationDate=1884-06-30 |PatentNum=314547 |PatentDate=1885-03-24 |PriorityDate=1884-06-30 |Titolo=Fountain-pen |Marca=Swan |Descrizione=[[Alim...