Division D: Manufacturing
Major Group 36: Electronic And Other Electrical Equipment And Components, Except Computer Equipment

Industry Group 367: Electronic Components And Accessories
3671 Electron Tubes

Establishments primarily engaged in manufacturing electron tubes and tube parts. Establishments primarily engaged in manufacturing X-ray tubes and parts are classified in Industry 3844.
  • Cathode ray tubes
  • Electron beam (beta ray) generator tubes
  • Electron tube parts, except glass blanks: bases, getters, and guns
  • Electron tubes
  • Gas and vapor tubes
  • Geiger Mueller tubes
  • Klystron tubes
  • Light sensing and emitting tubes
  • Magnetron tubes
  • Photomultiplier tubes
  • Picture tube reprocessing
  • Planar triode tubes
  • Receiving type electron tubes
  • Television tubes
  • Transmitting electron tubes
  • Traveling wave tubes
  • Tubes for operating above the X-ray spectrum (with shorter
  • Vacuum tubes
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