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Welding helmet

68
Assignee: WANG XUEGANGPriority: May 3, 2011Filed: May 3, 2011Granted: Oct 16, 2012
Est. expiryMay 3, 2031(~4.8 yrs left)· nominal 20-yr term from priority
Inventors:Xuegang Wang
68
PatentIndex Score
18
Cited by
35
References
1
Claims

Claims

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

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