USD575969SActiveUtility

Chair backrest

59
Assignee: SU TUNG-HUAPriority: Jul 20, 2007Filed: Jul 20, 2007Granted: Sep 2, 2008
Est. expiryJul 20, 2027(~1 yrs left)· nominal 20-yr term from priority
Inventors:Tung-Hua Su
59
PatentIndex Score
10
Cited by
10
References
1
Claims

Claims

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

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