ALEXANDRIA, Va., Jan. 13 -- United States Patent no. D1,108,819, issued on Jan. 13, was assigned to Anhui Changzhong Brush Co. Ltd (Anqing, China).
"Cleaning brush" was invented by Xiaojian Wang (Anqing, China).
The patent was filed on Aug. 31, 2023, under Application No. D/911,303.
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