Piccardi
{{PatentInfo |Inventor=Arthur O. Dahlberg |Assignee=Arthur O. Dahlberg |Country=US |ApplicationNum=622409 |ApplicationDate=1932-07-14 |PatentNum=2016106 |PatentDate=1935-10-01 |PriorityDate=1932-07-14 |Titolo=Fountain pen |Marca=Parker |Descrizione=Mon...