Piccardi
{{PatentInfo |Inventor=George F. Barrett |Assignee=George F. Barrett |Country=US |ApplicationNum=678044 |ApplicationDate=1912-02-16 |PatentNum=1038068 |PatentDate=1912-09-10 |PriorityDate=1912-02-16 |Titolo=Fountain-pen |Marca=Unbranded |Descrizione=Ca...