Kikuo Ariga

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Mizunami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnesia aggregate for refractory article and method for manufactur...
- Patent number 4,735,859
- Issue date Apr 5, 1988
- Tokyo Yogyo Kabushiki Kaisha
- Susumu Ushigome
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES