- Cathode ray tubes (CRT) manufacturing [2007]
- CRT (cathode ray tube) manufacturing [2007]
- Electron tube parts (e.g., bases, getters, guns) (except glass blanks) manufacturing [2007]
- Electron tubes manufacturing [2007]
- Klystron tubes manufacturing [2007]
- Magnetron tubes manufacturing [2007]
- Television picture tubes manufacturing [2007]
- Traveling wave tubes manufacturing [2007]
- Tubes, cathode ray, manufacturing [2007]
- Tubes, electron, manufacturing [2007]
- Tubes, electronic, manufacturing [2007]
- Tubes, klystron, manufacturing [2007]
- Vacuum tubes manufacturing [2007]
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