Piccardi
{{PatentInfo |Inventor=Jozsef Laszlo Biro |Assignee=Eversharp Inc. |Country=US |ApplicationNum=547748 |ApplicationDate=1944-08-02 |PatentNum=2435123 |PatentDate=1940-01-27 |PriorityDate=1944-08-02 |Titolo=Fountain pen |Marca=Eversharp |Descrizione=Penn...