ALEXANDRIA, Va., July 21 -- United States Patent no. D1,135,972, issued on July 21, was assigned to CHONGQING QIULONG TECHNOLOGY Co. LTD. (Chongqing, China).

"Pressing mechanism" was invented by Bing Li (Chongqing, China), Ke Ma (Chongqing, China), You Gao (Chongqing, China), Jiaxiong Chen (Chongqing, China) and Xiaolin Yang (Chongqing, China).

The patent was filed on Aug. 9, 2024, under Application No. D/956,784.

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