Drill chuck
Derbyshire July 14, 1
U.S. patent number D259,855 [Application Number 05/934,524] was granted by the patent office on 1981-07-14 for drill chuck. This patent grant is currently assigned to The Jacobs Manufacturing Co., Ltd.. Invention is credited to George C. Derbyshire.
| United States Patent | D259,855 |
| Derbyshire | July 14, 1981 |
Drill chuck
Claims
The ornamental design for a drill chuck, substantially as shown and described.
| Inventors: | Derbyshire; George C. (Sheffield, GB2) |
|---|---|
| Assignee: | The Jacobs Manufacturing Co.,
Ltd. (Sheffield, GB2) |
| Appl. No.: | 05/934,524 |
| Filed: | August 17, 1978 |
Foreign Application Priority Data
| May 26, 1978 [GB] | 984831/78 | |||
| Current U.S. Class: | D8/68 |
| Current International Class: | D0801 |
| Field of Search: | ;D8/68 ;279/62,60,61,63,64,65 |
References Cited [Referenced By]
U.S. Patent Documents
| D76379 | September 1928 | Connell |
| 1940405 | December 1933 | Englund |
| 2075031 | March 1937 | Emrick |
Attorney, Agent or Firm: Rudy; Stephen J.
Description
FIG. 1 is a side elevation view of a drill chuck embodying my new design; a view from the opposite side would be substantially the same;
FIG. 2 is a rear elevation view thereof; and
FIG. 3 is a front elevation view thereof.
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