US PATENT SUBCLASS 404 / 46
.~.~ Wood

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

17  DF  PAVEMENT {9}
34  DF  .~ Modules or blocks (preformed) {9}
46.~.~ Wood

DEFINITION

Classification: 404/46

(under subclass 34) Preformed module structure made of wood or wood products.