ALEXANDRIA, Va., July 14 -- United States Patent no. D1,134,502, issued on July 14, was assigned to Zhuhai Kiway Enterprise Ltd. (Zhuhai, China).

"Rail welding machine" was invented by Kit Wan Alan Fong (Zhuhai, China), Andrew Hinyue Fong (Zhuhai, China), Jianfeng Yan (Zhuhai, China), Liping Sun (Zhuhai, China) and Zhili Long (Zhuhai, China).

The patent was filed on Sept. 4, 2024, under Application No. D/961,247.

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