US PATENT SUBCLASS 379 / 106.09
.~.~ Ringing suppression

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

90.01  DF  TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) {8}
106.01  DF  .~ Remote indication over telephone line (e.g., telemetry) {4}
106.09.~.~ Ringing suppression

DEFINITION

Classification: 379/106.09

Ringing suppression:

(under subclass 106.01) Subject matter wherein the signal is exchanged between a central station and the subscriber's telephone without causing the telephone bell to sound.

SEE OR SEARCH THIS CLASS, SUBCLASS:

106.05, for ringing suppression of meter reading equipment.