Piccardi
{{PatentInfo |Inventor=Claes W. Boman |Assignee=Eagle Pencil Company |Country=US |ApplicationNum=723323 |ApplicationDate=1912-10-01 |PatentNum=1051671 |PatentDate=1913-01-28 |PriorityDate=1912-10-01 |Titolo=Fountain-pen |Marca=Eagle |Descrizione=Impugn...