JPS63260853A
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Superconductive material
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JPH01141869A
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Production of superconductor
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JPH01141870A
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Superconductor
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JPS63310761A
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Superconductor
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JPS63307155A
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Production of superconductor
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JPS63277515A
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Production of superconductive material
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JPS63274655A
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Production of superconductive material
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JPS63274654A
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Production of superconductive material
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JPS63256566A
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Superconductive material
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JPS63252925A
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Production of superconductive material
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JPS63252952A
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Superconducting ceramic
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JPS63236712A
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Superconductive material
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JPS63230524A
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Superconductive material
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JPS63230526A
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Compound superconductor and production thereof
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