4. Electric lamp and discharge devices
  5. Photosensitive
  6. Having phosphor screen

Johannes N. van de Wiel

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Electron image tube having a trapping space for loose particles

Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent

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Modular X-ray image intensifier tube

Electric lamp and discharge devices – Photosensitive – Having phosphor screen
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Profile ID: LFUS-PAI-P-1650477

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