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Radio telephone apparatus
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Patent number 5,134,708
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Issue date Jul 28, 1992
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Kabushiki Kaisha Toshiba
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Kuniyoshi Marui
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Radio telephone apparatus
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Patent number 4,998,291
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Issue date Mar 5, 1991
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Kabushiki Kaisha Toshiba
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Kuniyoshi Marui
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Radio telephone apparatus
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Patent number 4,996,715
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Issue date Feb 26, 1991
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Kabushiki Kaisha Toshiba
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Kuniyoshi Marui
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Radio telephone apparatus
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Patent number 4,959,850
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Issue date Sep 25, 1990
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Kabushiki Kaisha Toshiba
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Kuniyoshi Marui
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Telephone systems
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Patent number 4,600,809
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Issue date Jul 15, 1986
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Kabushiki Kaisha Toshiba
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Kaoru Tatsumi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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