Toshitugu Nakai

Follow

Person

Tokyo, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for supplying plugs to plug mills
- Patent number 3,975,937
- Issue date Aug 24, 1976
- Nippon Kokan Kabushiki Kaisha
- Haruo Kamimura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...