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Dielectric filter device
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Patent number 5,929,726
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Issue date Jul 27, 1999
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NGK Spark Plug Co., Ltd.
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Kenji Ito
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H01 - BASIC ELECTRIC ELEMENTS
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Dielectric filter
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Patent number 5,864,264
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Issue date Jan 26, 1999
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NGK Spark Plug Co., Ltd.
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Seigo Hino
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H01 - BASIC ELECTRIC ELEMENTS
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Dielectric filter
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Patent number 5,859,575
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Issue date Jan 12, 1999
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NGK Spark Plug Co., Ltd.
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Seigo Hino
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H01 - BASIC ELECTRIC ELEMENTS
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