Koichi Wakashima

Follow

Person

Shimonikawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Surface-treating agents for copper and copper alloy
- Patent number 5,030,373
- Issue date Jul 9, 1991
- Tokai Denka Kogyo Kabushiki Kaisha
- Toshiya Kimura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...