US PATENT SUBCLASS 104 / 275
HOSE BRIDGES

Current as of: June, 1999
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104 /   HD   RAILWAYS

275HOSE BRIDGES {2}
276  DF  .~> Overhead
277  DF  .~> Under rail

DEFINITION

Classification: 104/275

(under the class definition) Devices for the crossing of railway-tracks by fire-hose, so as to avoid interference with car movement.