Welding machine
Description
The broken lines depict portions of the article that form no part of the claimed design.
Claims
The ornamental design for a welding machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D1021986
Type: Grant
Filed: Jul 3, 2023
Date of Patent: Apr 9, 2024
Inventor: Xinmin Chen (Shenzhen)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/879,149
Type: Grant
Filed: Jul 3, 2023
Date of Patent: Apr 9, 2024
Inventor: Xinmin Chen (Shenzhen)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/879,149
Classifications
Current U.S. Class:
Solid Material Melting, E.g., Solder, Etc. (D15/144.2)