ALEXANDRIA, Va., Feb. 17 -- United States Patent no. D1,114,206, issued on Feb. 17, was assigned to Zhangjiagang Haujoy Machinery Co. Ltd. (Zhangjiagang, China).
"Retaining ring" was invented by Shaoping Shen (Jiangsu, China) and Liang Sun (Jiangsu, China).
The patent was filed on Sept. 24, 2024, under Application No. D/964,528.
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