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Classification » SIC Codes »
Division D: Manufacturing »
Major Group 36:
Electronic And Other Electrical Equipment And Components, Except Computer
Equipment
3671 Electron Tubes
- 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
