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Spirit level

44
Assignee: HONG QIPriority: Oct 9, 2015Filed: Oct 9, 2015Granted: Mar 7, 2017
Est. expiryOct 9, 2035(~9.2 yrs left)· nominal 20-yr term from priority
Inventors:Qi Hong
44
PatentIndex Score
3
Cited by
4
References
1
Claims

Claims

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

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