US PATENT SUBCLASS 360 / 73.12
.~.~.~.~.~ By reproduced control signal

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

69  DF  AUTOMATIC CONTROL OF A RECORDER MECHANISM {3}
71  DF  .~ Controlling the record {3}
73.01  DF  .~.~ Speed {3}
73.04  DF  .~.~.~ Linear carrier {2}
73.09  DF  .~.~.~.~ Constant speed {3}
73.12.~.~.~.~.~ By reproduced control signal {1}
73.13  DF  .~.~.~.~.~.~> From separate track

DEFINITION

Classification: 360/73.12

By reproduced control signal:

(under subclass 73.09) Subject matter wherein a constant speed record carrier advancing mechanism is controlled by a signal reproduced from the carrier.