TREA

Pick-up tubes adapted for an input of sonic, ultrasonic, or mechanical vibrations and having an electric output

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Industry

  • CPC
  • H01J31/495
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J31/00Cathode ray tubes Electron beam tubes

Current Industry

H01J31/495Pick-up tubes adapted for an input of sonic, ultrasonic, or mechanical vibrations and having an electric output
Industries