369 / | HD | DYNAMIC INFORMATION STORAGE OR RETRIEVAL |
176 | DF | DYNAMIC MECHANISM SUBSYSTEM {8} |
258 | DF | .~ Specific detail of storage medium support or motion production {6} |
264 | DF | .~.~ Turntable {5} |
266 | DF | .~.~.~ Driving mechanism {1} |
267 | .~.~.~.~ Speed changing |