Welding helmet
Description
The broken lines form no part of the claimed design.
All surfaces not shown form no part of the claimed design.
Claims
The ornamental design for a welding helmet, as shown and described.
Referenced Cited
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Patent History
Patent number: D775427
Type: Grant
Filed: Apr 26, 2013
Date of Patent: Dec 27, 2016
Inventor: Xinxin Zhou (Yunnan)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/453,315
Type: Grant
Filed: Apr 26, 2013
Date of Patent: Dec 27, 2016
Inventor: Xinxin Zhou (Yunnan)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/453,315
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)