Piccardi
{{PatentInfo |Inventor=Edward S. Wood, Leon H. Ashmore |Assignee=Edward S. Wood, Leon H. Ashmore |Country=GB |ApplicationNum=36949 |ApplicationDate=1932-12-30 |PatentNum=412610 |PatentDate=1934-07-02 |PriorityDate=1932-12-30 |Titolo=Improvements in or ...