USD604071SActiveUtility

Chair backrest

71
Assignee: SU TUNG-HUAPriority: Jul 30, 2009Filed: Jul 30, 2009Granted: Nov 17, 2009
Est. expiryJul 30, 2029(~3 yrs left)· nominal 20-yr term from priority
Inventors:Tung-Hua Su
71
PatentIndex Score
16
Cited by
6
References
1
Claims

Claims

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

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