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GB497631A
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Improvements in or relating to cathode ray tubes
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GB495919A
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Improvements in or relating to the construction of deflection plates for cathode raytubes
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GB486795A
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Improvements in or relating to electron multipliers
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GB474797A
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Improvements in or relating to cathode ray oscillographs and like devices
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GB488416A
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Improvements in or relating to electron-optical lens systems for electron discharge tubes
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GB486204A
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Improvements in or relating to light sensitive electron discharge tubes
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GB473385A
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Improvements in or relating to braun tubes
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GB481917A
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Improvements in or relating to braun tubes
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GB484696A
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Improvements in or relating to the production of fluorescent materials
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GB484181A
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Improvements in or relating to the generation of electrical oscillations
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GB478653A
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Improvements relating to cathode ray tubes particularly for television
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GB481590A
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Improvements in or relating to the reproduction of electronic images
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GB478499A
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Improvements in or relating to cathode ray tube apparatus for transmitting images ofan object to a distance
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GB475547A
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Improvements in or relating to light sensitive and light producing electron discharge devices
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GB478641A
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Improvements in or relating to image intensifiers
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GB477326A
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Improvements in or relating to apparatus for transmitting images of an object to a distance
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GB476865A
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Method of and cathode ray tube apparatus for transforming luminous energy into electrical wave energy
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GB478121A
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Improvements in or relating to cathode ray tubes
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GB473893A
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Improvements in or relating to cathode ray tubes
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GB473650A
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Improvements in or relating to thermionic valve circuits
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