U.S. patent number D447,032 [Application Number D/131,368] was granted by the patent office on 2001-08-28 for hammer drill. This patent grant is currently assigned to Robert Bosch GmbH. Invention is credited to Peter Aglassinger, Klaus Schoen.
United States Patent | D447,032 |
Schoen , et al. | August 28, 2001 |
Inventors: | Schoen; Klaus (Altbach, DE), Aglassinger; Peter (Esslingen, DE) |
---|---|
Assignee: | Robert Bosch GmbH (Stuttgart,
DE) |
Appl. No.: | D/131,368 |
Filed: | October 19, 2000 |
Apr 19, 2000 [DE] | 400 03 875 | |||
Current U.S. Class: | D8/67 |
Current International Class: | 0801 |
Field of Search: | ;D8/61-70 ;81/57.11,54,57.42 ;173/170,217,169,216,213,164,221,48,168,13,109 ;451/357-359,344 ;310/50 |
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