US PATENT SUBCLASS 238 / 259
.~.~ Springs

Current as of: June, 1999
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238 /   HD   RAILWAYS: SURFACE TRACK

151  DF  RAIL JOINTS {28}
243  DF  .~ Splice bars {18}
259.~.~ Springs

DEFINITION

Classification: 238/259

The splice-bars are spring members or spring-supported. This does not include mere spring-washers.