ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,223, issued on April 21, was assigned to Shaoming Bu (Guilin, China).

"Rail head abraser" was invented by Shaoming Bu (Gulin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a rail head abrader including a base, a blade, a vertical measurement section and a horizontal measurement section. The blade is disposed on the base, and an upper portion of the blade is engraved with vertical wear rail type selection lines. The vertical measurement section includes: a vertical scale frame slidably mounted on the blade; a vertical digital display device; and a vertical scale frame cursor. The horizontal measurement section includes: a horizont...