ALEXANDRIA, Va., Aug. 26 -- United States Patent no. D1,090,057, issued on Aug. 26, was assigned to Huizhou Yunda Power Electronic Technology Co. Ltd. (Huizhou, China).
"Cleaning brush" was invented by Qishun Pan (Shaoguan, China) and Qiwei Pan (Shaoguan, China).
The patent was filed on June 6, 2023, under Application No. D/877,431.
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