Hidehiro Tsuzuki

Follow

Person

Toyonaka, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Hydrostatic extrusion method
- Patent number 4,083,214
- Issue date Apr 11, 1978
- Kobe Steel, Ltd.
- Akira Asari
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...