ALEXANDRIA, Va., Aug. 25 -- United States Patent no. D1,145,234, issued on Aug. 25, was assigned to Zhengzhou Cheng'an Clothing Co. Ltd. (Zhengzhou, China).
"Wall-mounted cleaning machine" was invented by Yinghao Wang (Zhengzhou, China) and Yuanchun Li (Zhengzhou, China).
The patent was filed on July 9, 2024, under Application No. D/951,273.
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