ALEXANDRIA, Va., Nov. 25 -- United States Patent no. D1,102,967, issued on Nov. 25, was assigned to INTRADIN (SHANGHAI) MACHINERY Co. LTD. (Shangahi, China).
"Electric auxiliary lifting equipment" was invented by Ping Li (Shanghai), Xuetao Qiao (Shanghai), Yonggang Zhou (Shanghai) and Songlin Chen (Shanghai).
The patent was filed on March 5, 2024, under Application No. D/931,075.
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