Click Here to Continue Viewing Current Query Results or Home to Start a New Query. Description: Kanner's Dubeledge Stropper - Keen Kutter, Enders, Penn, Mark Cross, Crosby & Auto Strop (Small type) Manufacturer: Royal Stropper Co., Inc. Type: Rollers-2 Country: USA Patent: US - 138622(7/26/1921); Eng - 113417(2/21/1918) Comment: Insert for all single edge blades. Source: twillard Editors: