US PATENT SUBCLASS 116 / 163
.~.~.~.~ Double

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

148  DF  BELLS {10}
152  DF  .~ Gong type {4}
155  DF  .~.~ Pivoted striker {4}
157  DF  .~.~.~ Multiple stroke {3}
163.~.~.~.~ Double

DEFINITION

Classification: 116/163

(under subclass 157) Devices in which two and only two distinct strokes are given, one on the initial and the other on the return motion of the operating device.