U.S. patent number D326,986 [Application Number 07/487,705] was granted by the patent office on 1992-06-16 for knife sharpener. This patent grant is currently assigned to National Presto Industries, Inc.. Invention is credited to Brent W. Dressel, Roger L. Kelly.
United States Patent | D326,986 |
Dressel , et al. | June 16, 1992 |
Inventors: | Dressel; Brent W. (Elk Mound, WI), Kelly; Roger L. (Eau Claire, WI) |
---|---|
Assignee: | National Presto Industries,
Inc. (Eau Claire, WI) |
Appl. No.: | 07/487,705 |
Filed: | March 2, 1990 |
Current U.S. Class: | D8/63 |
Field of Search: | ;D8/63 ;51/128,285,158,204,211 ;30/138 |
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