ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,523, issued on July 1.
"Height-adjustable desk-type electric piano" was invented by Xiuling Guo (Fujian, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A height-adjustable desk-type electric piano is composed of a bracket body and a desk-type keyboard assembly installed on the bracket body, and an adjustment device for the lifting adjustment of the bracket body is arranged on the bracket body; the desk-type keyboard assembly comprises a desk top and a piano keyboard, and the piano keyboard is drawer-connected in the desk top, which can be extended and retracted; in the piano frame of the electric piano of the invention, the threaded rod is driv...