315 / | HD | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
1 | DF | CATHODE RAY TUBE CIRCUITS {11} |
3 | DF | .~ Combined cathode ray tube and circuit element structure {2} |
4 | DF | .~.~ Inductor or distributed parameter-type inductive structure {2} |
7 | .~.~.~ Connected to the deflecting electrodes |