ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,947, issued on Sept. 8, was assigned to CHINA THREE GORGES Corp. (China).
"Built-in gap measuring device and gap measurement method" was invented by Chao Gao (Wuhan, China), Zhiwei Wang (Wuhan, China), Jie Yu (Wuhan, China), Qi Yu (Wuhan, China), Yuxin Li (Wuhan, China) and Jianshu Ouyang (Wuhan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to the technical field of surveying and mapping building structures, in particular to a built-in gap measuring device and a gap measurement method. The built-in gap measuring device includes an adjustment mechanism and measuring mechanisms disposed on both sides of the adjus...