ALEXANDRIA, Va., Sept. 23 -- United States Patent no. D1,094,143, issued on Sept. 23, was assigned to PROTECH INTERNATIONAL GROUP Co. LTD. (Shenzhen, China).
"Air quality detector" was invented by Lan Mu (Shenzhen, China) and Faqing Mo (Shenzhen, China).
The patent was filed on Sept. 9, 2024, under Application No. D/961,976.
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