Piccardi
{{PatentInfo |Inventor=Hans R. Fehling |Assignee=Eversharp Inc. |Country=US |ApplicationNum=674260 |ApplicationDate=1946-06-04 |PatentNum=2536923 |PatentDate=1951-01-02 |PriorityDate=1945-09-18 |Titolo=Fountain pen |Marca=Eversharp |Descrizione=Penna a...