US PATENT SUBCLASS 238 / 41
.~.~.~ Integral

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

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

DEFINITION

Classification: 238/41

(under subclass 40) except that the truss is integrally formed.

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