Minehiro Kamiyama

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Zentsuji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbonaceous sintered compact and fluid sealing member with this co...
- Patent number 5,046,703
- Issue date Sep 10, 1991
- Toyo Tanso Co., Ltd.
- Minehiro Kamiyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES