Hironori Tokunaga

Follow

Person

Isehara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Punch press
- Patent number 6,931,909
- Issue date Aug 23, 2005
- Amada Co., Ltd.
- Hironori Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...