US PATENT SUBCLASS 303 / 6.1
.~.~ Brake and door

Current as of: June, 1999
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303 /   HD   FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS

5  DF  MULTIPLE FLUID-RECEIVING DEVICES {1}
6.01  DF  .~ Multiple motors {6}
6.1.~.~ Brake and door

DEFINITION

Classification: 303/6.1

Includes patents in which one of the motors operates a door.

SEE OR SEARCH CLASS

49, Movable or Removable Closures,

334, for a motor driven closure and see the search notes thereto for the loci of other closures driven by a motor.

105, Railway Rolling Stock, the subclasses indented under

238.1, for door operation and door actuators.