Mitsuo Hashimoto

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gypsum compositions
- Patent number 4,174,230
- Issue date Nov 13, 1979
- Idemitsu Kosan Company Limited
- Mitsuo Hashimoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES