Masakazu Ootsubo

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Refractory material and product thereof containing low-silica elect...
- Patent number 5,369,066
- Issue date Nov 29, 1994
- Krosaki Corporation
- Naoki Furuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES