ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,139,903, issued on Aug. 4, was assigned to Shenzhen Chenbei Technology Co. Ltd. (Shenzhen, China).
"Tower fan" was invented by Qidong Han (Shenzhen, China) and Weiyu Zheng (Shenzhen, China).
The patent was filed on Dec. 18, 2023, under Application No. D/921,634.
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