US PATENT SUBCLASS 246 / 204
.~.~ Vertical motion

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}
204.~.~ Vertical motion

DEFINITION

Classification: 246/204

(under subclass 201) Track-trips moving vertically into

operative position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

167+, for lower number than 201, and all subclasses mentioned in the search notes appended thereto, for cab and control features.

307, 310 and 313, for automatic signal or gate actuation controlled by means of similar mechanism.

351+, for automatic switch actuation controlled by means of similar mechanism.