USD793007SActiveUtility

Welding helmet

76
Assignee: NINGBO GEOSTAR PHOTOELECTRIC TECH CO LTDPriority: Feb 24, 2016Filed: Feb 24, 2016Granted: Jul 25, 2017
Est. expiryFeb 24, 2036(~9.6 yrs left)· nominal 20-yr term from priority
Inventors:Chunli Yang
76
PatentIndex Score
25
Cited by
2
References
1
Claims

Claims

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

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