中文

张大成

Lecturer (Higher Education Institution)

School/Department: College of Engineering
Education Level:University graduated
Degree:Master's Degree in Engineering
Professional Title:Lecturer (Higher Education Institution)
Alma Mater:北京农业工程大学

MORE

Patents Home >> Scientific Research >> Patents

一种支架式支撑锤头装置

Release time:2023-12-02Hits:

Affilication of Author(s):

工学院（含乡镇企业学院）
Affilication of Author(s):

工学院（含乡镇企业学院）
Disigner of the Invention:

金美付,姚雪霞,李晓林,张大成,於海明,杨井华
Disigner of the Invention:

金美付,姚雪霞,李晓林,张大成,於海明,杨井华
Type of Patent:

Patent
Type of Patent:

Patent
Authorization number:

ZL201720224356.2
Authorization number:

ZL201720224356.2
Authorization Date:

2017-10-17
Authorization Date:

2017-10-17

Pre One:一种加工孔口下端面的装置

Next One:一种减振钩装置