US PATENT SUBCLASS 246 / 381
.~.~ Longitudinal

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

375  DF  CONTINUOUS-RAIL CROSSING {5}
380  DF  .~ Sliding rail {1}
381.~.~ Longitudinal

DEFINITION

Classification: 246/381

(under subclass 380) Subject matter in which the rails slide in a direction longitudinal with reference to the traffic.