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Dielectric ceramics
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Patent number 4,442,220
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Issue date Apr 10, 1984
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Matsushita Electric Industrial Co., Ltd.
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Hiromu Ouchi
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Dielectric ceramics
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Patent number 4,338,403
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Issue date Jul 6, 1982
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Matsushita Electric Industrial Co., Ltd.
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Syunichiro Kawashima
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Dielectric ceramics
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Patent number 4,330,631
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Issue date May 18, 1982
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Matsushita Electric Industrial Co., Ltd.
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Syunichiro Kawashima
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Dielectric ceramics
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Patent number 4,248,727
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Issue date Feb 3, 1981
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Matsushita Electric Industrial Co., Ltd.
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Syunichiro Kawashima
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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