Piccardi
{{PatentInfo |Inventor=William A. Haskins |Assignee=William A. Haskins |Country=US |ApplicationNum=131329 |ApplicationDate=1916-11-14 |PatentNum=1307630 |PatentDate=1919-06-24 |PriorityDate=1916-11-14 |Titolo=Fountain-pen |Marca=Unbranded |Descrizione=...