US PATENT SUBCLASS 14 / 11
.~.~ Intermediate catenary

Current as of: June, 1999
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14 /   HD   BRIDGES

3  DF  TRUSS {3}
4  DF  .~ Arrangement {6}
11.~.~ Intermediate catenary

DEFINITION

Classification: 14/11

(under subclass 4) Truss-bridges having an approximate catenary in addition to the ordinary truss.