Antique 1918 Kanner's Dubeledge Razor Blade Stropper Sharpener w/ Original Box For Sale

Kanner's Dubeledge Stropper is a vintage, hand-cranked mechanical sharpener designed to hone and strop double-edge safety razor blades (such as early Gillette blades).

Key Facts

• Inventor and Maker: Created by Samuel Kanner (Samuel Kanner Co. of Long Island City, New York).

• Patent Date: Officially patented on July 9, 1918.

• Materials: Chrome or nickel-plated steel housing featuring internal brass spur gears and leather-clad sharpening rollers.

• Dimensions: Compact size, typically measuring around 2 inches by 3 inches (plus the external crank handle).

• How It Works: Users secure the double-edge blade onto a central clamping mechanism inside the device. Turning the hand crank spins the internal leather-clad rollers against the metal edge, automatically engaging and maintaining both sides of the blade's edge.

The stropper is in great working condition with light blemishes. Light rust spots in the bottom well. The rollers are in good shape. The handle is missing the sleeve that holds it onto the shaft, but you can still spin the roller with the handle. The housing is in great condition with a clear visible logo. The box and original instructions are in great shape.