Hits:
First Author:mayue
Disigner of the Invention:Yang Bin,sunwei,sunqingchao
Application Number:CN201810974559.2
Authorization Date:2018-08-24
Authorization number:CN109238546A
Pre One:一种新型超声波自动螺栓拧紧装置及使用方法
Next One:一种新型多胞结构的汽车溃缩式吸能转向柱