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Disaster prevention tsunami cushion
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Porous silicon carbide sintered compact and method of producing the same
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Transformer
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Collar shape keeper
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Production of high density carbonaceous material
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Production and apparatus for producing functionally gradient material
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Thermoelectric transducer
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Massive body of crystalline silicone nitride
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Massive body of crystalline silicon nitride
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Silicon nitride block
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Thermoelectric material
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Resistor
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Resistor
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Surface coated member
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Polycrystalline ceramics having plastic deformability
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Crystalline ceramics excellent in wear resistance at high temperature and its production
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Crystalline ceramics excellent in wear resistance at high temperature and its production
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Si3n4-bn amorphous material and manufacture
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Lump of silicon nitride containing ti and its manufacture
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Electroconductive si3n44c type noncrystalline material by chemical gas phase deposition and its manufacture
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