ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,439, issued on Sept. 22.
"Slide rail base and auxiliary folding fixture" was invented by Bifeng Gao (Hangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The embodiments of the present disclosure provides a slide rail base, including two mutually parallel first slide rails and two mutually parallel second slide rails. The two first slide rails and the two second slide rails are respectively located in an upper and a lower surface and intersect with each other. A slider is respectively provided on the intersection point of each first slide rail and the second slide rail. Each slider on the intersection point is respectively movably connect...