US PATENT SUBCLASS 379 / 73
.~.~.~ Plural record carrier channels


Current as of: June, 1999
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379 /   HD   TELEPHONIC COMMUNICATIONS

67.1  DF  AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS {13}
68  DF  .~ Dynamic audio signal recording or reproduction {4}
70  DF  .~.~ Call intercept or answering {7}
73.~.~.~ Plural record carrier channels


DEFINITION

Classification: 379/73

Plural record carrier channels:

(under subclass 70) Subject matter wherein a single record carrier in the recorder or reproducer has a plurality of distinct record tracks thereon.

(1) Note. The term "record carrier" is the tangible object upon which the recorded signal is stored.

(2) Note. The plural tracks may be transversely displaced from each other.

(3) Note. The plural record tracks are often used for recording distinct receive messages.

SEE OR SEARCH THIS CLASS, SUBCLASS:

72, for remote control over a telephone system.

SEE OR SEARCH CLASS

369, Dynamic Information Storage or Retrieval, 24+, for remote control of a recording or reproducing device other than by a telephone system.