ALEXANDRIA, Va., Feb. 11 -- United States Patent no. D1,113,012, issued on Feb. 10, was assigned to WYBOTICS Co. LTD (Tianjin, China).
"Pool cleaning device" was invented by Xiangpu Peng (Tianjin, China), Tang Han (Tianjin, China) and Zilong Zhang (Tianjin, China).
The patent was filed on June 16, 2023, under Application No. D/895,025.
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