USD536999SExpiredUtility

Level device

59
Assignee: NANJING CHERVON IND CO LTDPriority: Dec 7, 2005Filed: Jun 7, 2006Granted: Feb 20, 2007
Est. expiryDec 7, 2025(expired)· nominal 20-yr term from priority
Inventors:Ming-Tang Chen
59
PatentIndex Score
12
Cited by
4
References
1
Claims

Claims

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

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