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GB587405A
(en)
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Improvements in or relating to electric signal transmission systems
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US2095929A
(en)
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Electronic distributor
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NO115796B
(ca)
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US2521010A
(en)
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Television system
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US2621244A
(en)
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Color television registration system
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US2625604A
(en)
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Quantized pulse transmission with few amplitude steps
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US3499109A
(en)
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Avoidance of resolution degradation due to residual image phenomena in television cameras
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US2570188A
(en)
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Subscription signaling system
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US4247869A
(en)
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Method and apparatus for improving resolution and linearity in a beam-index display system
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US2739181A
(en)
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Line sequential color television apparatus
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SE177757C1
(ca)
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USRE25837E
(en)
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Morris etal
subscription television system |
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US2587005A
(en)
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Signal conversion system
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US2103481A
(en)
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Signaling system and method
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US2972009A
(en)
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Subscription television system
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US2794851A
(en)
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Code storage device
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US4429331A
(en)
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Video cipher processing system
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US2823252A
(en)
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Subscription television system
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US2183966A
(en)
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Periodic wave-generating system
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US2879324A
(en)
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Video scrambling and unscrambling system
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US2912486A
(en)
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Subscription television system
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US2535471A
(en)
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Television transmitter switching apparatus
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US2601505A
(en)
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Subscription type television transmitter
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US2628274A
(en)
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Multiplex television system
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US2883449A
(en)
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Subscription television system
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