| 239 / | HD | FLUID SPRINKLING, SPRAYING, AND DIFFUSING |
| 690 | DF | ELECTROSTATIC TYPE {11} |
| 699 | DF | .~ With impeller (e.g., vibrator) {1} |
| 700 | | .~.~ Rotary {3} |
| 701 | DF | .~.~.~> With spray portion intercept member |
| 702 | DF | .~.~.~> With axially spaced impeller surfaces |
| 703 | DF | .~.~.~> Dish- or cone-shaped impeller |