US PATENT SUBCLASS 368 / 127
.~.~ Balance wheel type

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

124  DF  ESCAPEMENTS {1}
125  DF  .~ With oscillating or reciprocating means {3}
127.~.~ Balance wheel type {3}
128  DF  .~.~.~> With motion conversion drive
129  DF  .~.~.~> Carrying impulse receiving means {1}
132  DF  .~.~.~> With levers {1}

DEFINITION

Classification: 368/127

Balance wheel type:

(under subclass 125) Subject matter wherein the oscillating means is a wheel or wheellike member for regulating the beats of a timepiece.

SEE OR SEARCH THIS CLASS, SUBCLASS:

158, and 161+, for electrical time bases with balance wheel-type oscillating elements.

169+, for balance wheel-type oscillating for timepieces, per se.