USD569703SExpiredUtility

Knife grinder

44
Assignee: WU CHIN-SUNGPriority: May 31, 2006Filed: May 31, 2006Granted: May 27, 2008
Est. expiryMay 31, 2026(expired)· nominal 20-yr term from priority
Inventors:Chin-Sung Wu
44
PatentIndex Score
5
Cited by
11
References
1
Claims

Claims

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

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