Portable electric hammer drill
Latest Hitachi Koki Co., Ltd. Patents:
Description
The broken lines represent the portions of the design that form no part of the claim.
Claims
The ornamental design for portable electric hammer drill, as shown and described.
Referenced Cited
Patent History
Patent number: D645318
Type: Grant
Filed: Sep 3, 2010
Date of Patent: Sep 20, 2011
Assignee: Hitachi Koki Co., Ltd. (Tokyo)
Inventors: Takeshi Taniguchi (Hitachinaka), Shinichi Kakefuda (Hitachinaka), Masanori Okada (Hitachinaka), Takahiro Okubo (Hitachinaka)
Primary Examiner: Antoine D Davis
Attorney: Sughrue Mion, PLLC
Application Number: 29/369,188
Type: Grant
Filed: Sep 3, 2010
Date of Patent: Sep 20, 2011
Assignee: Hitachi Koki Co., Ltd. (Tokyo)
Inventors: Takeshi Taniguchi (Hitachinaka), Shinichi Kakefuda (Hitachinaka), Masanori Okada (Hitachinaka), Takahiro Okubo (Hitachinaka)
Primary Examiner: Antoine D Davis
Attorney: Sughrue Mion, PLLC
Application Number: 29/369,188
Classifications
Current U.S. Class:
D8/69