USD690335SActiveUtility

Drill bit for screw

30
Assignee: LI YUAN-CHIPriority: Jun 28, 2012Filed: Jun 28, 2012Granted: Sep 24, 2013
Est. expiryJun 28, 2032(~5.9 yrs left)· nominal 20-yr term from priority
Inventors:Yuan Li
30
PatentIndex Score
2
Cited by
6
References
1
Claims

Claims

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

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