US PATENT SUBCLASS 379 / FOR 108
.~.~ Including supervisory or control signalling (379/63)

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

FOR 101  DF  HAVING ELECTROMAGNETIC LINK FOR SPEECH OR PAGING SIGNAL (E.G., LIGHT WAVE LINK) (379/56) {2}
FOR 103  DF  .~ Radio telephone system or instrument (379/58) {3}
FOR 108.~.~ Including supervisory or control signalling (379/63)

DEFINITION

Classification: 379/FOR.108

Including supervisory or control signalling:

Foreign art collection for generating, processing, or receiving switching or status indicating signals.