Yoshiharu YAMAMOTO

Follow

Person

Amagasaki-shi, JP

People

Patents Applicationslast 30 patents

Information Patent Application
COIL SPRING, AND METHOD FOR MANUFACTURING SAME
- Publication number 20160160306
- Publication date Jun 9, 2016
- NHK Spring Co., Ltd.
- Fumio YAMAMOTO
- C21 - METALLURGY OF IRON