4. Electric lamp and discharge devices
  5. Electrode and shield structures
  6. Filament or resistance heated electrodes
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Single crystal whisker electric light filament

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
Patent

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Sintered wire cathode

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
Reexamination Certificate

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Stress relieved filament support assembly

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
Reexamination Certificate

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Synthetic diamond coated electrodes and filaments

Electric lamp and discharge devices – Electrode and shield structures – Filament or resistance heated electrodes
Patent

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