Knife sharpener

Details Knife sharpener Knife sharpener

1989-12-04

1992-09-29

Ansher, Bernard

Tools and hardware

Other tools and implements

Abrading

Patent

active

D03297977

REFERENCES:
patent: 2806333 (1957-09-01), Head
patent: 3735542 (1973-05-01), Kocian
patent: 3861087 (1975-01-01), Martin
patent: 4094106 (1978-06-01), Harris
patent: 4197677 (1980-04-01), Graves
Chicago Cutlery Cat., 1983, Crock Sticks and Sharpeners.
Gutmann Tools Cat., 1982, p. 58, Sharpening Aids.

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