4. Electric lamp and discharge devices
  5. Discharging devices with apertured electrode interposed...
  6. Plural interposed apertured electrodes
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Electron emission device with grid electrode

Electric lamp and discharge devices – Discharging devices with apertured electrode interposed... – Plural interposed apertured electrodes
Reexamination Certificate

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Electron tube, especially transmitting tube, with a device for e

Electric lamp and discharge devices – Discharging devices with apertured electrode interposed... – Plural interposed apertured electrodes
Patent

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Electron tube, in particular a transmitter tube

Electric lamp and discharge devices – Discharging devices with apertured electrode interposed... – Plural interposed apertured electrodes
Patent

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