US PATENT SUBCLASS 369 / 200
.~.~.~ By inverting disc

Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

176  DF  DYNAMIC MECHANISM SUBSYSTEM {8}
178  DF  .~ Access of multiple storage elements (e.g., record changer) {14}
199  DF  .~.~ Both sides of disc used {1}
200.~.~.~ By inverting disc

DEFINITION

Classification: 369/200

By inverting disc:

(under subclass 199) Subject matter wherein the disc surface used is changed by turning over the disc element.