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