USD645316SActiveUtility

Hammer drill

44
Assignee: BLACK & DECKER INCPriority: Jun 10, 2010Filed: Jun 10, 2010Granted: Sep 20, 2011
Est. expiryJun 10, 2030(~3.9 yrs left)· nominal 20-yr term from priority
Inventors:Thomas W. Murray
44
PatentIndex Score
5
Cited by
7
References
1
Claims

Claims

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

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