US PATENT SUBCLASS 246 / 423
.~ Facing, rerailing

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

415 R  DF  SWITCHES {21}
423.~ Facing, rerailing

DEFINITION

Classification: 246/423

(under subclass 415) Subject matter having point switches provided with devices for rerailing cars running facing when derailed or split by the failure of the points to come fully home.