| 369 / | HD | DYNAMIC INFORMATION STORAGE OR RETRIEVAL |
| 75.1 | ![]() | WITH PARTICULAR CABINET STRUCTURE {6} |
| 75.2 | DF | .~> With mechanism to place disc on a turntable |
| 76 | DF | .~> With electrical information signal processing |
| 77.1 | DF | .~> Slotted for edgewise insertion of storage disc {1} |
| 78 | DF | .~> With lid-mounted transducer assembly carrier |
| 79 | DF | .~> With closure-operated interlock or braking actuator |
| 80 | DF | .~> Particular acoustical structure (e.g., baffle) {2} |