369 / | HD | DYNAMIC INFORMATION STORAGE OR RETRIEVAL |
24 | DF | OPERATOR-ACTUATED REMOTE CONTROL OR INFORMATION LOCATION {3} |
30 | DF | .~ Selective addressing of storage medium (e.g., programmed access, "juke box") {7} |
33 | .~.~ With specified electrical control signal processing {1} | |
34 | DF | .~.~.~> Plural storage medium elements |