US PATENT SUBCLASS 405 / 252
.~.~.~ Between concrete sections

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

229  DF  FOUNDATION {2}
231  DF  .~ Columnar structure (e.g., pier, pile) {7}
251  DF  .~.~ With joint or connection between sections of similar material {1}
252.~.~.~ Between concrete sections

DEFINITION

Classification: 405/252

Between concrete sections:

(under subclass 251) Method or apparatus wherein the connecting means is employed to join one concrete section to another concrete section.