Welding helmet
Latest Ningbo Geostar Electronics Co., Ltd. Patents:
Description
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: D713604
Type: Grant
Filed: Jul 16, 2013
Date of Patent: Sep 16, 2014
Assignee: Ningbo Geostar Electronics Co., Ltd. (Zhejiang Province)
Inventor: Jianrong Zhou (Zhejiang Province)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/460,919
Type: Grant
Filed: Jul 16, 2013
Date of Patent: Sep 16, 2014
Assignee: Ningbo Geostar Electronics Co., Ltd. (Zhejiang Province)
Inventor: Jianrong Zhou (Zhejiang Province)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/460,919
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)