ALEXANDRIA, Va., July 16 -- United States Patent no. D1,084,268, issued on July 15, was assigned to Zhongshan Katald Electrical Appliance Co. Ltd. (Zhongshan, China).
"Air purifier" was invented by Shiguo Qin (Changde, China).
The patent was filed on April 28, 2024, under Application No. D/939,605.
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