| 363 / | HD | ELECTRIC POWER CONVERSION SYSTEMS |
| 13 | DF | CURRENT CONVERSION {25} |
| 15 | DF | .~ Including D.C.-A.C.-D.C. converter {5} |
| 16 | DF | .~.~ Having transistorized inverter {5} |
| 18 | ![]() | .~.~.~ Single ended self oscillating type {1} |
| 19 | DF | .~.~.~.~> With automatic control of the magnitude of the output voltage or current |