Portable electric hammer drill
Latest Hitachi Koki Co., Ltd. Patents:
Description
Claims
The ornamental design for a portable electric hammer drill, as shown and described.
Referenced Cited
Patent History
Patent number: D799929
Type: Grant
Filed: Aug 22, 2016
Date of Patent: Oct 17, 2017
Assignee: Hitachi Koki Co., Ltd. (Minato-Ku, Tokyo)
Inventors: Yoshiki Aoki (Hitachinaka), Shinichi Kakefuda (Hitachinaka), Rui Akiba (Hitachinaka), Hideki Yamada (Hitachinaka)
Primary Examiner: Austin Murphy
Application Number: 29/575,082
Type: Grant
Filed: Aug 22, 2016
Date of Patent: Oct 17, 2017
Assignee: Hitachi Koki Co., Ltd. (Minato-Ku, Tokyo)
Inventors: Yoshiki Aoki (Hitachinaka), Shinichi Kakefuda (Hitachinaka), Rui Akiba (Hitachinaka), Hideki Yamada (Hitachinaka)
Primary Examiner: Austin Murphy
Application Number: 29/575,082
Classifications
Current U.S. Class:
D8/69;
D8/61