US PATENT SUBCLASS 404 / 50
.~.~ With offset or keyed slab ends

Current as of: June, 1999
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404 /   HD   ROAD STRUCTURE, PROCESS, OR APPARATUS

17  DF  PAVEMENT {9}
47  DF  .~ Including joint means {10}
50.~.~ With offset or keyed slab ends {1}
51  DF  .~.~.~> Plus bridge or dowel means

DEFINITION

Classification: 404/50

(under subclass 47) Joint structure wherein the abutting peripheral configuration of adjacent pavement portions is modified to provide for mating or interengagement such portions generally to limit relative movement or transmit stresses.