US PATENT SUBCLASS 246 / 202
.~.~ Electric or magnetic

Current as of: June, 1999
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246 /   HD   RAILWAY SWITCHES AND SIGNALS

167 R  DF  CAB SIGNAL OR TRAIN CONTROL {20}
201  DF  .~ Track trips {6}
202.~.~ Electric or magnetic

DEFINITION

Classification: 246/202

(under subclass 201) Track-trips actuated or controlled by electrical or magnetic means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

300, for automatic electric actuation by track mechanism of signals and gates.