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The ornamental design for a portable electric hammer drill, as shown. |
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FIG. 1 is a perspective view of the front end, one side and top of a portable electric hammer drill showing our new design;
FIG. 2 is a side elevational view thereof showing said one side;
FIG. 3 is a side elevational view thereof showing the opposite side;
FIG. 4 is a front end elevational view thereof;
FIG. 5 is a rear end elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a bottom and left side perspective view thereof.
Watanabe, Satoru, Sakamoto, Masakazu
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 30 1991 | WATANABE, SATORU | Ryobi LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005907 | /0019 | |
| Oct 30 1991 | SAKAMOTO, MASAKAZU | Ryobi LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005907 | /0019 | |
| Nov 06 1991 | Ryobi Ltd. | (assignment on the face of the patent) | / |
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