Attachment for portable hammer drill
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Description
The broken lines and the areas within the broken lines are included for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for an attachment for portable hammer drill, as shown and described.
Patent History
Patent number: D677139
Type: Grant
Filed: Jul 14, 2011
Date of Patent: Mar 5, 2013
Assignee: Makita Corporation (Anjo-shi)
Inventors: Yuji Yamamoto (Aichi), Yoshitaka Machida (Aichi)
Primary Examiner: Philip S Hyder
Assistant Examiner: John T Applewhite
Application Number: 29/397,307
Type: Grant
Filed: Jul 14, 2011
Date of Patent: Mar 5, 2013
Assignee: Makita Corporation (Anjo-shi)
Inventors: Yuji Yamamoto (Aichi), Yoshitaka Machida (Aichi)
Primary Examiner: Philip S Hyder
Assistant Examiner: John T Applewhite
Application Number: 29/397,307
Classifications
Current U.S. Class:
D8/70