ALEXANDRIA, Va., July 9 -- United States Patent no. D1,082,284, issued on July 8, was assigned to Ningbo Chaoyi Intelligent Technology Co. Ltd. (Hangzhou, China).
"Crutch four legged base" was invented by Naixi Li (Hangzhou, China).
The patent was filed on Aug. 23, 2023, under Application No. D/900,612.
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