| 297 / | HD | CHAIRS AND SEATS |
| 353 | DF | MOVABLE BACK {2} |
| 354.1 | DF | .~ Tiltable {3} |
| 354.12 | DF | .~.~ Plural distinct occupant-supporting positions {11} |
| 366 | DF | .~.~.~ Rack and pawl {3} |
| 370 | DF | .~.~.~.~ Actuator disengages rack {1} |
| 371 | ![]() | .~.~.~.~.~ Actuator rigid with rack |