Michiko Yonemura

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Ushiku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Novel ceramic material, method for the preparation thereof and cera...
- Patent number 4,981,824
- Issue date Jan 1, 1991
- Director General of Agency of Industrial Science and Technology
- Michiko Yonemura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES