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The ornamental design for a portable electric hammer drill, as shown. |
FIG. 1 is a front perspective view of the portable electric hammer drill;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Watanabe, Yoshihiko, Kodato, Seiichi, Takagi, Toshiaki, Hasegawa, Hideaki, Matsunaga, Naoki
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 18 1995 | Hitachi Koki Company Limited | (assignment on the face of the patent) | / | |||
Jun 26 1995 | MATSUNAGA, NAOKI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007628 | /0358 | |
Jun 26 1995 | KODATO, SEIICHI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007628 | /0358 | |
Jun 30 1995 | HASEGAWA, HIDEAKI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007628 | /0358 | |
Jun 30 1995 | WATANABE, YOSHIHIKO | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007628 | /0358 | |
Jun 30 1995 | TAKAGI, TOSHIAKI | Hitachi Koki Company Limited | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007628 | /0358 |
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