Piccardi
{{PatentInfo |Inventor=Walter F. Cushing |Assignee=Walter F. Cushing |Country=US |ApplicationNum=477562 |ApplicationDate=1893-06-14 |PatentNum=533350 |PatentDate=1895-01-29 |PriorityDate=1893-06-14 |Titolo=Fountain-pen |Marca=Unbranded |Descrizione=Ali...