TREA

Photoelectric discharge tubes not involving the ionisation of a gas

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Industry

  • CPC
  • H01J40/00
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

Current Industry

H01J40/00Photoelectric discharge tubes not involving the ionisation of a gas

Sub Industries

H01J40/02Details H01J40/04Electrodes H01J40/06Photo-emissive cathodes H01J40/08Magnetic means for controlling discharge H01J40/10Selection of substances for gas fillings H01J40/12One or more circuit elements structurally associated with the tube H01J40/14Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for H01J40/16having photo- emissive cathode H01J40/18with luminescent coatings for influencing the sensitivity of the tube H01J40/20wherein a light-ray scans a photo-emissive screen
Industries