ALEXANDRIA, Va., May 26 -- United States Patent no. D1,128,216, issued on May 26, was assigned to GUANGDONG SHUNDE PRETTYCARE INTELLIGENT TECHNOLOGY Co. LTD. (Foshan, China).
"Cleaning machine" was invented by Chenglong Yu (Foshan, China).
The patent was filed on Oct. 26, 2022, under Application No. D/857,795.
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