Makoto Yoshinari

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of zirconia sintered body
- Patent number 5,248,463
- Issue date Sep 28, 1993
- Nissan Chemical Industries, Ltd.
- Masamichi Obitsu
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES