Click Here to Continue Viewing Current Query Results or Home to Start a New Query. Description: Kanner's Dubeledge Stropper - Ever Ready and Gem Junior Blades; Keen Kutter, Enders, Gem, Ever Ready Safety Blades (Small type) Manufacturer: Royal Stropper Co., 556 Broadway, New York City Type: Rollers-2 Country: USA Patent: US - 138622(7/26/1921); Eng - 113417(2/21/1918) Comment: Blade holders are identical with the same insert. One stropper has Kanner's on the front. Other blades types include Penn, Mark Cross and Crosby. Source: twillard Editors: