Electric lamp and discharge devices
Electrode and shield structures
Filament or resistance heated electrodes
Inventor
active
Device for fixing a pyrolytic graphite grid onto the base of an
Directly-heated cathodes
Electron tube with a device for cooling the grid base
Electron tube with cathode cooling device
Electron tube with cylindrical grid of pyrolytic graphite
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Profile ID: LFUS-PAI-P-235691