204 / | HD | CHEMISTRY: ELECTRICAL AND WAVE ENERGY |
* | DD | PROCESSES AND PRODUCTS {7} |
450 | DF | .~ Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere {14} |
471 | DF | .~.~ Coating or forming of object {13} |
472 | DF | .~.~.~ With control responsive to sensed condition {2} |
474 | .~.~.~.~ Current sensed |