Piccardi
{{PatentInfo |Inventor=Joseph F. Betzler |Assignee=James W. Laughlin |Country=US |ApplicationNum=63139 |ApplicationDate=1901-06-04 |PatentNum=686920 |PatentDate=1901-11-19 |PriorityDate=1901-06-04 |Titolo=Fountain-pen |Marca=Laughlin |Descrizione=Alime...