Aerospace
| Sat 04 Jul 2026
Beijing, July 4 -- AVIC Chengfei Commercial Aircraft has submitted a patent application for Sleeve Tool for Assisting Tapping. Yang Xi, Jin Feng, Ge Qiang, Song Wenjun, Chen Yun, Xie Rongcheng, Guo Hongwei, Deng Jun and Zhou Jiren developed the invention.
The patent application number is CN202610124810 20260129. The patent publ..