USD735951SActiveUtility

Welding helmet

83
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Aug 28, 2014Filed: Aug 28, 2014Granted: Aug 4, 2015
Est. expiryAug 28, 2034(~8.1 yrs left)· nominal 20-yr term from priority
Inventors:Martin BirathOskar Juhlin
83
PatentIndex Score
26
Cited by
33
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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