USD652577SActiveUtility

Welding helmet

35
Assignee: BOFFEY JOHNPriority: Dec 3, 2010Filed: Dec 3, 2010Granted: Jan 17, 2012
Est. expiryDec 3, 2030(~4.3 yrs left)· nominal 20-yr term from priority
Inventors:John Robert BoffeyVictor J. Adams
35
PatentIndex Score
5
Cited by
32
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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