中文
Home
Scientific Research
Research Projects
Paper Publications
Patents
Published Books
Teaching Research
Teaching Resources
Teaching Information
Award information
personal honors
scientific research awards
teaching awards
Enrollment Information
Student Information
My Album
Blog
Personal Homepage
中
Home
Scientific Research
Research Projects
Paper Publications
Patents
Published Books
Teaching Research
Teaching Resources
Teaching Information
Award information
personal honors
scientific research awards
teaching awards
Enrollment Information
Student Information
My Album
Blog
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
一种简易分度装置
Release time:2023-12-02
Hits:
Affilication of Author(s):
工学院(含乡镇企业学院)
Disigner of the Invention:
於海明,杨井华,姚雪霞,张大成,张正伟,金美付
Type of Patent:
Patent
Authorization number:
ZL201720279354.3
Authorization Date:
2017-12-15
Pre One:
一种夹固式车刀装置