US PATENT SUBCLASS 370 / 373
.~.~.~.~ Having supervisory signaling
Current as of:
June, 1999
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370 /
HD
MULTIPLEX COMMUNICATIONS
351
DF
PATHFINDING OR ROUTING
{5}
357
DF
.~ Through a circuit switch {4}
360
DF
.~.~ Switching control {8}
369
DF
.~.~.~ Having time and space switches {4}
373
.~.~.~.~ Having supervisory signaling
DEFINITION
Classification: 370/373
Having supervisory signaling:
(under subclass 369) Subject matter wherein control information is communicated between switches to control the switches.