US PATENT SUBCLASS 246 / 132
.~ Electric actuation

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

131  DF  INTERLOCKING {8}
132.~ Electric actuation {2}
133  DF  .~.~> Electric locking {2}
136  DF  .~.~> Mechanical locking {1}

DEFINITION

Classification: 246/132

(under subclass 131) Subject matter where electrical means are provided for actuating the movable units.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22, 28, 93, 96, 105, 114, 121, 125, 193, 202, 220, and 221, and appropriate indented subclasses, for the electric actuation of signals.