Piccardi
{{PatentInfo |Inventor=Edward Terrell, Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=FR |ApplicationNum=989530 |ApplicationDate=1949-06-24 |PatentNum=989530 |PatentDate=1951-09-17 |PriorityDate=1949-04-13 |Titolo=Amélioration a...