Referenced by|
| US4446931 | 14 Sep 1981 | 8 May 1984 | Robert Bosch GmbH | Power driven hammer drill | | US4456076 | 30 Jun 1981 | 26 Jun 1984 | Robert Bosch GmbH | Power-driven hand tool | | US4487272 | 27 Sep 1982 | 11 Dec 1984 | Robert Bosch GmbH | Impacting drill | | US4537264 | 19 Mar 1984 | 27 Aug 1985 | Robert Bosch GmbH | Power-driven hand tool | | US4605073 | 27 Jun 1984 | 12 Aug 1986 | | Device in needle hammers | | US4821357 | 23 Feb 1988 | 18 Apr 1989 | | Scraper adaptor for rotary buffer |
|
