US PATENT SUBCLASS 368 / 182
.~.~.~ By thermal compensation

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

168  DF  OSCILLATING OR RECIPROCATING MEANS {2}
179  DF  .~ Pendulum type {3}
181  DF  .~.~ With regulation {1}
182.~.~.~ By thermal compensation

DEFINITION

Classification: 368/182

By thermal compensation:

(under subclass 181) Subject matter having means for automatically correcting errors in length due to temperature changes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

171, for compensating means involving balance wheel-type oscillating means.

202, for timepiece regulation for compensation, per se.