ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,142,557, issued on Aug. 18, was assigned to Yongkang Jundi Electronic Technology Co. Ltd. (Jinhua City, China).
"Electric welding machine" was invented by Huiyang Hu (Yongkang City, China) and Jie Yin (Hunan Province, China).
The patent was filed on Aug. 21, 2025, under Application No. D/019,178.
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