4. Electric lamp and discharge devices
  5. Cathode ray tube
  6. Screen

Keon Soo Nah

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Color cathode ray tube

Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield
Reexamination Certificate

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CRT panel having specified inner surface arc curvatures

Electric lamp and discharge devices – Cathode ray tube – Envelope
Reexamination Certificate

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Semi-flat CRT panel

Electric lamp and discharge devices – Cathode ray tube – Screen
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2445749

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