Piccardi
{{PatentInfo |Inventor=Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=24551/46 |ApplicationDate=1946-08-17 |PatentNum=616010 |PatentDate=1949-01-14 |PriorityDate=1946-08-17 |Titolo=Improvements in or relating t...