Kazuhide Yamauchi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel for chimney or gas duct, excellent in pitting resistance and...
- Patent number 5,820,819
- Issue date Oct 13, 1998
- Nippon Steel Corporation
- Koji Tanabe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...