Piccardi
{{PatentInfo |Inventor=David J. La France |Assignee=David J. La France |Country=US |ApplicationNum=222649 |ApplicationDate=1938-08-02 |PatentNum=2188662 |PatentDate=1940-01-30 |PriorityDate=1938-08-02 |Titolo=Fountain pen |Marca=De Witt-La France |Desc...