ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,140,419, issued on Aug. 4, was assigned to Suzhou Sweep Electric Appliance Co. Ltd. (Suzhou, China).
"Vacuum cleaner" was invented by Dongliang Xu (Suzhou, China).
The patent was filed on Aug. 14, 2024, under Application No. D/957,586.
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