Piccardi
{{PatentInfo |Inventor=Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=4464/44 |ApplicationDate=1944-03-10 |PatentNum=575341 |PatentDate=1946-02-13 |PriorityDate=1944-03-10 |Titolo=Improvements in or relating to...