| 204 / | HD | CHEMISTRY: ELECTRICAL AND WAVE ENERGY |
| 193 | DF | APPARATUS {5} |
| 600 | DF | .~ Electrophoretic or electro-osmotic apparatus {11} |
| 622 | DF | .~.~ Coating or forming means {2} |
| 626 | ![]() | .~.~.~ With means for regeneration or replenishment of coating bath or electrolyte |