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The ornamental design for portable electric screwdriver, as shown. |
FIG. 1 is a front perspective view of the portable electric screwdriver;
FIG. 2 is a rear view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a top plan view thereof.
Sasaki, Yuichiro, Uchida, Toshiaki
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 25 1992 | SASAKI, YUICHIRO | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 006438 | /0113 | |
Dec 25 1992 | UCHIDA, TOSHIAKI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 006438 | /0113 | |
Jan 07 1993 | Hitachi Koki Company Limited | (assignment on the face of the patent) | / |
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