Welding helmet
Latest Wuhan Welhel Photoelectric Co., Ltd. Patents:
Description
The broken line showing of portions of the welding helmet in
Claims
The ornamental design for a welding helmet, as shown and described.
Referenced Cited
Patent History
Patent number: D834259
Type: Grant
Filed: Apr 12, 2017
Date of Patent: Nov 20, 2018
Assignee: Wuhan Welhel Photoelectric Co., Ltd.
Inventor: Shangyou Huang (Wuhan)
Primary Examiner: Robert A Delehanty
Application Number: 29/600,420
Type: Grant
Filed: Apr 12, 2017
Date of Patent: Nov 20, 2018
Assignee: Wuhan Welhel Photoelectric Co., Ltd.
Inventor: Shangyou Huang (Wuhan)
Primary Examiner: Robert A Delehanty
Application Number: 29/600,420
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)