472 / | HD | AMUSEMENT DEVICES |
1 | DF | ROUNDABOUT {12} |
6 | DF | .~ Powered toy type {2} |
7 | .~.~ Having article completely supported by rotating tether, arm, or suspending structure {2} | |
8 | DF | .~.~.~> Article carried propulsion means {2} |
11 | DF | .~.~.~> Having altitude control structure |