US PATENT SUBCLASS 358 / 434
.~ Auxiliary signal

Current as of: June, 1999
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358 /   HD   FACSIMILE AND STATIC PRESENTATION PROCESSING

400  DF  FACSIMILE {17}
434.~ Auxiliary signal {6}
435  DF  .~.~> Transmitter and receiver both supply auxiliary signal(s) {1}
437  DF  .~.~> Interruption detection and control
438  DF  .~.~> Transmitter supplies auxiliary signal(s)
439  DF  .~.~> Receiver supplies auxiliary signal(s)
440  DF  .~.~> Telephone number or address of designator
441  DF  .~.~> Facsimile alarm

DEFINITION

Classification: 358/434

Auxiliary signal:

(under subclass 400) Subject matter including apparatus for

transmitting a signal in either direction between a transmitter and a receiver for the purpose of giving instructions to either the transmitter or receiver or to convey information, other than pictorial or synchronization, about events or conditions at either location.

SEE OR SEARCH THIS CLASS, SUBCLASS:

409+, for facsimile synchronization.