Toyotsugu Masuda

Follow

Person

Hitachinaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rolling mill drive apparatus, rolling mill and rolling method
- Patent number 5,934,130
- Issue date Aug 10, 1999
- Hitachi Ltd.
- Toshiyuki Kajiwara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...