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The ornamental design for portable electric hammer, as shown and described. |
FIG. 1 is a top, and right side perspective view of a portable electric hammer showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a left side elevational view thereof; and,
FIG. 8 is a top and right side perspective view, the broken line showing of the bit is for illustrative purposes only and forms no part of the claimed design.
Ogawa, Yasunori, Harada, Mutsuo, Nitta, Norio
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 05 1991 | OGAWA, YASUNORI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 005693 | /0194 | |
Mar 05 1991 | NITTA, NORIO | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 005693 | /0194 | |
Mar 05 1991 | HARADA, MUTSUO | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 005693 | /0194 | |
Mar 13 1991 | Hitachi Koki Company Limited | (assignment on the face of the patent) | / |
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