Portable electric screw driver
Latest Hitachi Koki Company, Ltd. Patents:
FIG. 1 is a front perspective view of the portable electric screw driver showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and
FIG. 7 is a bottom plan view thereof.
|D243652||March 15, 1977||Zurwelle et al.|
|D243742||March 22, 1977||House et al.|
- Rockwell Professional Power Tools Catalog, p. 61 "D" Handle Screwdriver 7572. Catalogue printed by Kress-Electrik GmbH+Co., 1987.
Filed: Dec 21, 1987
Date of Patent: May 30, 1989
Assignee: Hitachi Koki Company, Ltd.
Inventors: Yuichiro Sasaki (Katsuta), Toshiaki Uchida (Katsuta)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Clare E. Heflin
Law Firm: Lowe, Price, LeBlanc, Becker & Shur
Application Number: 7/136,485