US PATENT SUBCLASS 370 / 251
.~.~ Having dedicated test line or channel

Current as of: June, 1999
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370 /   HD   MULTIPLEX COMMUNICATIONS

241  DF  DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) {6}
250  DF  .~ Of a switching system {1}
251.~.~ Having dedicated test line or channel

DEFINITION

Classification: 370/251

Having dedicated test line or channel:

(under subclass 250) Subject matter wherein a specified transmission link or channel is committed for the testing of a switching system.