US PATENT SUBCLASS 405 / 126
.~.~.~ Serially connected segments

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

52  DF  FLUID CONTROL, TREATMENT, OR CONTAINMENT {7}
80  DF  .~ Flow control {7}
124  DF  .~.~ Culvert {2}
126.~.~.~ Serially connected segments

DEFINITION

Classification: 405/126

Serially connected segments:

(under subclass 124) Method or apparatus wherein the culvert is comprised of a plurality of preformed sections of similar cross section connected in end-to-end fashion.

SEE OR SEARCH CLASS

138, Pipes and Tubular Conduits,

155, for similar structure in pipes of general utility.