USD793008SActiveUtility

Welding helmet

77
Assignee: NINGBO GEOSTAR PHOTOELECTRIC TECH CO LTDPriority: Apr 14, 2016Filed: Apr 14, 2016Granted: Jul 25, 2017
Est. expiryApr 14, 2036(~9.7 yrs left)· nominal 20-yr term from priority
Inventors:Zhaolin Yang
77
PatentIndex Score
17
Cited by
2
References
1
Claims

Claims

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

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