US PATENT SUBCLASS 246 / 103
.~.~.~ Cab signal or train control


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

20  DF  BLOCK-SIGNAL SYSTEMS {4}
27  DF  .~ Automatic {5}
102  DF  .~.~ Mechanical {1}
103.~.~.~ Cab signal or train control


DEFINITION

Classification: 246/103

(under subclass 102) Subject matter having means provided for actuating audible or visible signals upon the cab or train or for stopping it or controlling its speed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

102+, and all subclasses mentioned in the search notes appended thereto, for mechanical-motor systems.

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