Piccardi
{{PatentInfo |Inventor=Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=22481/21 |ApplicationDate=1921-08-24 |PatentNum=184071 |PatentDate=1922-08-10 |PriorityDate=1921-08-24 |Titolo=Improvements in or relating t...