US PATENT SUBCLASS 246 / 262
MECHANICAL-MOTOR ACTUATION

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

262MECHANICAL-MOTOR ACTUATION {1}
263  DF  .~> Electric control

DEFINITION

Classification: 246/262

(under the class definition) Subject matter in which a spring or weight motor is used for actuating switches, signals, or analogous devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

102, and 108+, for systems using mechanical motors.