Choshiro Yamamoto

Follow

Person

Muroran, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for controlling the shape of rolled objects...
- Patent number 4,023,391
- Issue date May 17, 1977
- Nippon Steel Corporation
- Norimasa Kamii
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...