USD923879SActiveUtility

Welders' mask

51
Assignee: NINGBO GEOSTAR PHOTOELECTRIC TECH CO LTDPriority: Apr 3, 2019Filed: Apr 3, 2019Granted: Jun 29, 2021
Est. expiryApr 3, 2039(~12.7 yrs left)· nominal 20-yr term from priority
Inventors:Zhaolin YangJianrong ZhouRongjiang WangZiyang Zhou
51
PatentIndex Score
4
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a welders' mask, as shown.

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