Language : English
冉旭
Home
Scientific Research
Research Field
Paper Publications
Patents
Published Books
Research Projects
Teaching Research
Teaching Resources
Teaching Information
Teaching Achievement
Awards and Honours
Enrollment Information
Student Information
My Album
Blog
MOBILE Version

Patents

Current position: Home  >  Scientific Research  >  Patents

一种高速列车空心车轴钢及其制备方法

Hits:

Type of Patent:Invent

State of Patent:Authorized patents

Authorization number:ZL201810298474.7.

Number of Inventors:4

Service Invention or Not:yes

Authorization Date:2019-09-10