| 454 / | HD | VENTILATION |
| 69 | DF | VEHICLE (E.G., AUTOMOBILE, ETC.) {15} |
| 143 | DF | .~ Having inlet airway {7} |
| 152 | ![]() | .~.~ Including specific air distributor {3} |
| 153 | DF | .~.~.~> Sweeping type |
| 154 | DF | .~.~.~> Having swiveling nozzle |
| 155 | DF | .~.~.~> Having adjustable deflector |