4. Electric lamp and discharge devices
  5. Cathode ray tube
  6. Beam deflecting means

Leopold Cyrille Maria Beirens

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Cathode ray tube with convergence unit

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

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Color display device having quadrupole convergence coils

Electric lamp and discharge devices – Cathode ray tube – Beam deflecting means
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2626504

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