Power screw driver
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Description
FIG. 1 is a front elevational view of a power screw driver showing our new design, the rear elevational view being a mirror image;
FIG. 2 is a left side elevational view the right side elevational view being a mirror image;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D293073 | December 8, 1987 | Kurihara et al. |
| D295601 | May 10, 1988 | Svetlik |
| D296654 | July 12, 1988 | Svetlik |
| D297104 | August 9, 1988 | Svetlik |
| D303205 | September 5, 1989 | Gierke et al. |
| D304543 | November 14, 1989 | Somers et al. |
| D305093 | December 19, 1989 | Hoshino |
| D305975 | February 13, 1990 | Emmerling |
| D307958 | May 15, 1990 | Fortune |
Patent History
Patent number: D325502
Type: Grant
Filed: Apr 12, 1989
Date of Patent: Apr 21, 1992
Assignee: Atlas Copco Aktiebolag (Nacka)
Inventors: Erik R. Rahm (Upplands Vasby), Sven P. J. Westerberg (Saltsjobaden)
Primary Examiner: Donald P. Walsh
Assistant Examiner: J. H. Musgrove
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/337,116
Type: Grant
Filed: Apr 12, 1989
Date of Patent: Apr 21, 1992
Assignee: Atlas Copco Aktiebolag (Nacka)
Inventors: Erik R. Rahm (Upplands Vasby), Sven P. J. Westerberg (Saltsjobaden)
Primary Examiner: Donald P. Walsh
Assistant Examiner: J. H. Musgrove
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/337,116
Classifications
Current U.S. Class:
D 8/61
