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DE937359C
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Amplifier circuit with several electron tubes arranged in a cascade
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US2227037A
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Testing generator for image reproducing systems
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US2248560A
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Television amplifier system
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US2227038A
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Coupling circuit arrangement for television arrangements
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US2248558A
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Television tube
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US2227036A
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Electrostiatic wide-angle deflection
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US2227035A
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Coupling circuit arrangement for ultra-short waves
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US2227415A
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Radio circuit for eliminating undesired interference
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US2227414A
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Television transmission device
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US2227034A
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Cathode ray tube
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US2197900A
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Fading regulation in television receivers
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US2248557A
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Cathode-ray tube system
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US2248556A
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Interlaced line method
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US2227401A
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Television transmission arrangement
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US2227032A
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Cathode ray tube
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US2227033A
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Electron optical system
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US2248555A
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Method of insuring the synchronization in television transmitters
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US2248554A
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Production of an interlaced line screen with mechanical scanning means
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US2227031A
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Phototube with electron multiplier
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US2188486A
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Tunable coupling circuit arrangement for ultra-short waves
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