US PATENT SUBCLASS 368 / 250
.~.~ Electrical

Current as of: June, 1999
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368 /   HD   HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES

243  DF  SIGNALLING MEANS {6}
244  DF  .~ Time condition responsive (i.e., alarm) {10}
250.~.~ Electrical {8}
251  DF  .~.~.~> With electronic memory storage
252  DF  .~.~.~> With contact on a circle
253  DF  .~.~.~> With contact on a hand
254  DF  .~.~.~> With cam control
255  DF  .~.~.~> With piezoelectric means
256  DF  .~.~.~> With optical signal
257  DF  .~.~.~> With mechanical let-off {1}
259  DF  .~.~.~> With combined alarm and time motor

DEFINITION

Classification: 368/250

Electrical:

(under subclass 244) Subject matter wherein the alarm means is operated electrically.

SEE OR SEARCH THIS CLASS, SUBCLASS:

109, for predetermined electrical-timing alarm means.