ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,101,636, issued on Nov. 11, was assigned to Qingdao Ambition Technology Co. Ltd. (Qingdao, China).
"Trailer lock" was invented by Zhiye Li (Qingdao, China) and Fengtian Li (Qingdao, China).
The patent was filed on Feb. 24, 2025, under Application No. D/990,650.
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