U.S. patent number D346,541 [Application Number D/000,503] was granted by the patent office on 1994-05-03 for chuck for a drill. This patent grant is currently assigned to Black & Decker Inc.. Invention is credited to Robert I. Somers.
United States Patent | D346,541 |
Somers | May 3, 1994 |
Inventors: | Somers; Robert I. (Forest Hill, MD) |
---|---|
Assignee: | Black & Decker Inc.
(Newark, DE) |
Appl. No.: | D/000,503 |
Filed: | October 16, 1992 |
Current U.S. Class: | D8/70 |
Field of Search: | ;D8/70 ;279/75,143,145,61,63,902 ;408/239A,239R,238,240 |
1304659 | May 1919 | Cobey |
4836563 | June 1989 | Rohm |
5062749 | November 1991 | Sheets |
5158306 | October 1992 | Rohm |
Black & Decker Power Tools & Accessories 1987-1988, catalog, copyright 1986, pp. 16 and 20-23. . Photograph of 2021 drill/screwdriver, dated before Oct. 16, 1992. . Photograph of 7196 drill.. |
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