4. Electric lamp and discharge devices
  5. Cathode ray tube
  6. Plural beam generating or control

Sung Ho Jo

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Device and method for achieving enhanced field emission...

Electric lamp or space discharge component or device manufacturi – Process – Electrode making
Reexamination Certificate

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Electron gun with quadrupole electrode structure

Electric lamp and discharge devices – Cathode ray tube – Plural beam generating or control
Patent

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Profile ID: LFUS-PAI-P-908705

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