USD700402SActiveUtility

Welding helmet

73
Assignee: ZHOU JIANRONGPriority: Jul 16, 2013Filed: Jul 16, 2013Granted: Feb 25, 2014
Est. expiryJul 16, 2033(~7 yrs left)· nominal 20-yr term from priority
Inventors:Jianrong Zhou
73
PatentIndex Score
18
Cited by
14
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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