USD823909SActiveUtility

Drill head

77
Assignee: SUMITOMO ELECTRIC HARDMETAL CORPPriority: Sep 9, 2016Filed: Mar 8, 2017Granted: Jul 24, 2018
Est. expirySep 9, 2036(~10.1 yrs left)· nominal 20-yr term from priority
Inventors:Yuma KawakamiYoshiji SatoRyusei Hamada
77
PatentIndex Score
20
Cited by
46
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a drill head, as shown and described.

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