Nobuo Tajima

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transfer-type plasma torch with ring-shaped cathode and with proces...
- Patent number 4,958,057
- Issue date Sep 18, 1990
- Nippon Steel Corporation
- Hiroshi Shiraishi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR