239 / | HD | FLUID SPRINKLING, SPRAYING, AND DIFFUSING |
265.11 | DF | REACTION MOTOR DISCHARGE NOZZLE {4} |
265.19 | DF | .~ With means controlling amount, shape or direction of discharge stream {3} |
265.25 | .~.~ Plural controlled outlets {1} | |
265.27 | DF | .~.~.~> Selective total discharge through diversely shaped or directed outlets {2} |