US PATENT SUBCLASS 379 / 305
.~.~.~ Having motor-driven switch

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

242  DF  CENTRALIZED SWITCHING SYSTEM {15}
258  DF  .~ Switching controlled in response to called station addressing signal {9}
298  DF  .~.~ Direct control {3}
305.~.~.~ Having motor-driven switch

DEFINITION

Classification: 379/305

Having motor-driven switch:

(under subclass 298) Subject matter having a switching element driven by a motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

302, for a similar subject matter in a step-by-step system.