US PATENT SUBCLASS 104 / 178
.~.~ Drive and control

Current as of: June, 1999
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104 /   HD   RAILWAYS

165  DF  TRACTION {8}
173.1  DF  .~ Cable {22}
178.~.~ Drive and control {1}
179  DF  .~.~.~> Signals

DEFINITION

Classification: 104/178

(under subclass 173.1) Apparatus for driving and braking railway traction cables or chains and also controlling means for the driving-motors thereof.