ALEXANDRIA, Va., Aug. 6 -- United States Patent no. D1,087,286, issued on Aug. 5, was assigned to Guangzhou Danyu Stage Lighting Equipment Co. LTD (Guangzhou, China).
"Smoke machine" was invented by Dandan Yang (Guangzhou, China).
The patent was filed on Aug. 10, 2023, under Application No. D/909,738.
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