ALEXANDRIA, Va., Feb. 3 -- United States Patent no. D1,111,280, issued on Feb. 3, was assigned to Guangdong Dadier intelligent robot Co. LTD (Dongguan, China).
"Robot vacuum cleaner" was invented by Mingjian Xie (Hengyang, China).
The patent was filed on Sept. 24, 2024, under Application No. D/964,740.
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