US PATENT SUBCLASS 238 / 45
.~.~ Special

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

29  DF  TIES {9}
30  DF  .~ Forms {12}
45.~.~ Special {4}
46  DF  .~.~.~> Rail joint
47  DF  .~.~.~> Bridge joint
48  DF  .~.~.~> Spring
49  DF  .~.~.~> Old rail

DEFINITION

Classification: 238/45

Ties for supporting rails and switch-stands or track elements other than the rails.