U.S. patent number D640,116 [Application Number D/370,291] was granted by the patent office on 2011-06-21 for abrasive sharpener. This patent grant is currently assigned to Smith Abrasives, Inc. Invention is credited to Louis Chalfant, Richard S. Smith.
United States Patent | D640,116 |
Smith , et al. | June 21, 2011 |
Inventors: | Smith; Richard S. (Hot Springs, AR), Chalfant; Louis (Hot Springs, AR) |
---|---|
Assignee: | Smith Abrasives, Inc (Hot
Springs, AR) |
Appl. No.: | D/370,291 |
Filed: | June 28, 2010 |
Current U.S. Class: | D8/93 |
Current International Class: | 0805 |
Field of Search: | ;D8/63,90-94 ;76/82,84,86-89 ;451/552,555-558 |
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