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Alkaline earth metal oxide cathode containing rare earth metal o

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Apparatus for an electron gun employing a thermionic...

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Back-gated field emission electron source

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Barium-aluminum-scandate dispenser cathode

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Bialkaline photocathode having increased spectral sensitivity an

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Bonded grid-cathode electrode structure

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode and process for producing the same

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode arrangement

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode assembly having thermion emitter of cermet pallet

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode coating for thermionic arc discharge lamp cathodes

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode design

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode emissive body for an impregnated cathode of an...

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for a gas discharge tube

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for an electric discharge tube

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for an electron gun

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for an electron tube

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for an electron tube

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for cathode ray tube of directly heating type and proces

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for electron gun and its manufacturing method

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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Cathode for electron tube

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
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