Kazuichi Hamada

Follow

Person

Mino, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High strength and high toughness steel bar, rod and wire and the pr...
- Patent number 4,889,567
- Issue date Dec 26, 1989
- Kabushiki Kaisha Kobe Seiko
- Tadayoshi Fujiwara
- C21 - METALLURGY OF IRON