Knife sharpener

Details Knife sharpener Knife sharpener

1997-01-24

1998-03-31

Hyder, Philip S.

Tools and hardware

Other tools and implements

Abrading

0805

Patent

active

D03928691

REFERENCES:
patent: D276886 (1984-12-01), Carter
patent: D299308 (1989-01-01), Prindle
patent: D315663 (1991-03-01), Dolbosco
patent: D323450 (1992-01-01), Shimizu
patent: D357395 (1995-04-01), Friel
patent: D368217 (1996-03-01), Friel
patent: D372181 (1996-07-01), Kelley

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