Piccardi
{{PatentInfo |Inventor=George W. Borg Corporation |Assignee=George W. Borg Corporation |Country=GB |ApplicationNum=9853/47 |ApplicationDate=1947-04-14 |PatentNum=647474 |PatentDate=1950-12-13 |PriorityDate=1946-05-01 |Titolo=Stylographe |Marca=Unbrand...