US PATENT SUBCLASS 238 / 40
.~.~ Truss

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

29  DF  TIES {9}
30  DF  .~ Forms {12}
40.~.~ Truss {1}
41  DF  .~.~.~> Integral

DEFINITION

Classification: 238/40

Ties including a truss-rod and strut or ties of truss form, so as to form a truss in the engineering sense.

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