ALEXANDRIA, Va., Aug. 12 -- United States Patent no. D1,141,246, issued on Aug. 11, was assigned to SHENZHEN INXNI INNOVATION TECHNOLOGY Co. LTD. (Shenzhen, China).
"Cleaning machine set" was invented by Rifu Guo (Shenzhen, China).
The patent was filed on Sept. 30, 2024, under Application No. D/965,839.
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