US PATENT SUBCLASS 368 / 138
.~.~.~.~ Having a verge

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}
134  DF  .~.~ Pendulum type {3}
137  DF  .~.~.~ With beat adjuster {1}
138.~.~.~.~ Having a verge

DEFINITION

Classification: 368/138

Having a verge:

(under subclass 137) Subject matter including means comprising a lever with lips or projections which intermittently lock the escape wheel and transmit impulses from the escape wheel to the pendulum.