4. Electric lamp and discharge devices
  5. Electrode and shield structures
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Welded tungsten filament to lead joint

Electric lamp and discharge devices – Electrode and shield structures – With lead wire or connector
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Wire mesh cathode

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
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Wire shaped electron source

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
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Wire-mesh cathode

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