US PATENT SUBCLASS 246 / 249
.~.~ Electric or magnetic

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

218  DF  ELECTRIC ACTUATION {9}
246  DF  .~ Car-actuated circuit controllers {6}
249.~.~ Electric or magnetic

DEFINITION

Classification: 246/249

(under subclass 246) Subject matter in which circuit controllers are actuated in whole or in part by electric or magnetic means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63, 194, 197, 202, and 211, for devices actuated by electric or magnetic means.