US PATENT SUBCLASS 340 / 825.65
.~.~.~ Counting

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

825  DF  SELECTIVE {23}
825.57  DF  .~ Pulse responsive actuation {5}
825.62  DF  .~.~ Serial {5}
825.65.~.~.~ Counting {2}
825.66  DF  .~.~.~.~> Relay
825.67  DF  .~.~.~.~> Counting chain

DEFINITION

Classification: 340/825.65

Counting:

(under subclass 825.62) Subject matter wherein the control is performed in accordance with the number of pulses in the group.