ALEXANDRIA, Va., Oct. 28 -- United States Patent no. D1,099,991, issued on Oct. 28, was assigned to Changsha Shangke Technology Co. Ltd. (Changsha, China).
"Yarn ball winder" was invented by Shu Zheng (Changsha, China).
The patent was filed on Dec. 1, 2023, under Application No. D/919,180.
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