Cathode Ray Tube Patents (Class 313/364)
- Scale or graticule (Class 313/462)
- Electroluminescent (Class 313/463)
- Incandescent type (Class 313/464)
- Light valve type (Class 313/465)
- Nonluminescent layer (Class 313/466)
- Phosphor composition (Class 313/467)
- Mosaic (Class 313/470)
- Plural layer type (Class 313/473)
- With optics (Class 313/474)
- Support (Class 313/476)