4. Electric lamp and discharge devices: systems
  5. Cathode ray tube circuits
  6. Cathode-ray deflections circuits

Chung-Wook Roh

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Apparatus for supplying deflection power for use in a...

Electric lamp and discharge devices: systems – Cathode ray tube circuits – Cathode-ray deflections circuits
Reexamination Certificate

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Plasma display device, apparatus for driving the same, and...

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate

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