ALEXANDRIA, Va., Nov. 25 -- United States Patent no. D1,103,418, issued on Nov. 25, was assigned to GUANGDONG WIREKING HOUSEHOLD PRODUCTS Co. LTD (Foshan, China).
"Ladder" was invented by Huosheng Pan (Guangdong, China) and Huimin Zhao (Guangdong, China).
The patent was filed on July 23, 2024, under Application No. D/953,574.
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