US PATENT SUBCLASS 303 / 53
.~.~ Engine and train

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

50  DF  MOTORMAN'S VALVES {4}
52  DF  .~ Multiple motors {1}
53.~.~ Engine and train

DEFINITION

Classification: 303/53

Motorman's valves for controlling motors differently situated with respect to a plurality of train-sections.

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7, for systems of this type.