US PATENT SUBCLASS 104 / 188
.~.~ At swing bridges

Current as of: June, 1999
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104 /   HD   RAILWAYS

165  DF  TRACTION {8}
173.1  DF  .~ Cable {22}
188.~.~ At swing bridges

DEFINITION

Classification: 104/188

(under subclass 173.1) Special arrangements of traction cables and cable apparatus at swing-bridges. This subclass shows the method of passing the cable across the stream and for propelling the car while on the bridge.