Kiyoshi Yamaki

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Fuchu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Raw composition for carbon articles
- Patent number 4,226,633
- Issue date Oct 7, 1980
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Kiro Asano
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES