Electric welding machine
Description
The broken lines in the drawings depict unclaimed environmental subject matter.
Claims
The ornamental design for an electric welding machine, as shown and described.
Referenced Cited
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Patent History
Patent number: D829788
Type: Grant
Filed: Nov 28, 2016
Date of Patent: Oct 2, 2018
Inventor: Yang Lin (Wenling, Taizhou)
Primary Examiner: Patricia A Palasik
Application Number: 29/585,742
Type: Grant
Filed: Nov 28, 2016
Date of Patent: Oct 2, 2018
Inventor: Yang Lin (Wenling, Taizhou)
Primary Examiner: Patricia A Palasik
Application Number: 29/585,742
Classifications
Current U.S. Class:
Heat Treatment, Welding Or Brazing (D15/144)