ALEXANDRIA, Va., March 17 -- United States Patent no. D1,118,979, issued on March 17, was assigned to GUANGDONG WIREKING HOUSEHOLD PRODUCTS Co. LTD (Foshan, China).
"Ladder" was invented by Huosheng Pan (Foshan, China).
The patent was filed on Feb. 14, 2025, under Application No. D/989,714.
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