Welding helmet
Latest Ningbo Geostar Electronics Co., Ltd. Patents:
Description
The broken lines shown in the drawings represent portions of the welding helmet that form no part of the claimed design.
Claims
The ornamental design for a welding helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
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D444919 | July 10, 2001 | Kramer et al. |
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D654225 | February 14, 2012 | Wu |
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Patent History
Patent number: D728163
Type: Grant
Filed: Aug 31, 2014
Date of Patent: Apr 28, 2015
Assignee: Ningbo Geostar Electronics Co., Ltd. (Zhejiang Province)
Inventor: Jianrong Zhou (Zhejiang Province)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/501,076
Type: Grant
Filed: Aug 31, 2014
Date of Patent: Apr 28, 2015
Assignee: Ningbo Geostar Electronics Co., Ltd. (Zhejiang Province)
Inventor: Jianrong Zhou (Zhejiang Province)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/501,076
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)