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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.
Suzuki, Kazuhiro, Sakai, Masato, Taniguchi, Takeshi, Haga, Hiroshi, Suzuki, Yoshitaka, Okada, Masanori
Patent | Priority | Assignee | Title |
D762435, | Sep 26 2014 | KOKI HOLDINGS CO , LTD | Portable electric hammer drill |
Patent | Priority | Assignee | Title |
3022769, | |||
4260916, | Aug 25 1978 | Hilti Aktiengesellschaft | Electric motor driven hand-held drill |
4366403, | Aug 31 1979 | Black & Decker Inc. | Brush assembly and mounting arrangement for a portable tool |
4967888, | Jun 27 1988 | Hilti Aktiengesellschaft | Safety clutch for motor-operated hand tool |
6127751, | Sep 02 1998 | Hilti Aktiengesellschaft | Electric tool |
6155356, | Oct 23 1998 | KOKI HOLDINGS CO , LTD | Percussion tool |
6705410, | Nov 17 2000 | Hilti Aktiengesellschaft | Electrical hand-held power tool with a safety clutch |
6907942, | Feb 19 2002 | KOKI HOLDINGS CO , LTD | Percussion tool |
6938705, | Dec 18 2003 | KOKI HOLDINGS CO , LTD | Striking tool |
20030155142, | |||
20040112615, | |||
20050145403, | |||
D349029, | Nov 21 1992 | Hitachi Koki Company Limited | Portable elecrtric hammer drill |
D361252, | Sep 29 1993 | Societe de Prospection et d'Inventions Techniques SPIT | Electric hammer |
D380132, | Nov 18 1994 | Hitachi Koki Company Limited | Portable electric hammer drill |
D386379, | Feb 20 1996 | Makita Corporation | Portable electric hammer |
D395586, | Feb 20 1996 | Makita Corporation | Portable electric hammer |
D466780, | Mar 16 2000 | Black & Decker Inc | Hammer drill |
D477206, | Feb 18 2002 | Hitachi Koki Co., Ltd. | Portable electric hammer |
D503078, | Aug 05 2002 | KOKI HOLDINGS CO , LTD | Portable electric hammer drill |
GB3001470, |
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May 23 2005 | SUZUKI, YOSHITAKA | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
May 25 2005 | SUZUKI, KAZUHIRO | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
May 27 2005 | Hitachi Koki Co., Ltd. | (assignment on the face of the patent) | / | |||
May 27 2005 | OKADA, MASANORI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
May 27 2005 | SAKAI, MASATO | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
May 27 2005 | TANIGUCHI, TAKESHI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
May 27 2005 | HAGA, HIROSHI | HITACHI KOKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016615 | /0624 | |
Jun 01 2018 | HITACHI KOKI KABUSHIKI KAISHA | KOKI HOLDINGS CO , LTD | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 047270 | /0107 |
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