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Time division multiplex multi-station per line telephone system
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Color television system
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Single beam three color cathoderay tube
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Multiplex radiophone communication system
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Multiplex time division radiophone system
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Multiplex time division telephone systems
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Time division multiplex radiophone system
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Television system
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System for controlling the path of bombs and projectiles
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Time-division multiplex radiophone system
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Frequency control for oscillators
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Distant control system
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Multiplex radiophone communication system
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Multiplex television system
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Television system
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Television system
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Stereoscopic television system
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Dimensional radio communication system
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Time division carrier multiplex telephone system
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Television and sound multiplex system
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