ALEXANDRIA, Va., Sept. 30 -- United States Patent no. D1,150,257, issued on Sept. 29, was assigned to Xiaoling Che (Dangyang, China).
"Puzzle table" was invented by Xiaoling Che (Dangyang, China), Xiaoyi Che (Dangyang, China) and Jinyan Duan (Shenzhen, China).
The patent was filed on April 10, 2025, under Application No. D/997,995.
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