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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 top, front and left side of a portable electric hammer drill showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
Sakai, Masato, Tsuzuki, Hitoshi, Ookubo, Takahiro, Taniguchi, Takeshi, Okada, Masanori
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 05 2005 | OKADA, MASANORI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016771 | /0533 | |
| Jul 05 2005 | SAKAI, MASATO | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016771 | /0533 | |
| Jul 05 2005 | TSUZUKI, HITOSHI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016771 | /0533 | |
| Jul 05 2005 | TANIGUCHI, TAKESHI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016771 | /0533 | |
| Jul 06 2005 | OOKUBO, TAKAHIRO | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016771 | /0533 | |
| Jul 07 2005 | Hitachi Koki Co., Ltd. | (assignment on the face of the patent) | / | |||
| Jun 01 2018 | HITACHI KOKI KABUSHIKI KAISHA | KOKI HOLDINGS CO , LTD | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 047270 | /0107 |
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