US PATENT SUBCLASS 238 / 176
.~.~ Channels

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

151  DF  RAIL JOINTS {28}
175  DF  .~ Special rails {3}
176.~.~ Channels

DEFINITION

Classification: 238/176

Rail-joints for rails channel-shaped in cross-section.