4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Carbohydrates or derivatives

Yang Wei

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Cold cathode device and vacuum gauge using same

Electricity: measuring and testing – Using ionization effects – For monitoring pressure
Reexamination Certificate

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Color field emission display having carbon nanotubes

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
Reexamination Certificate

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Color pixel element for field emission display

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
Reexamination Certificate

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Double-faced field emission display device

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
Reexamination Certificate

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Double-faced light emitting diode display

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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Profile ID: LFUS-PAI-P-910605

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