US PATENT SUBCLASS 52 / 294
.~ Concrete type

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

292  DF  FOOTING OR FOUNDATION TYPE {4}
294.~ Concrete type {2}
295  DF  .~.~> Embedded projecting tie
296  DF  .~.~> Supporting shaft {1}

DEFINITION

Classification: 52/294

(under subclass 292) Structure in which the base is composed primarily of a stone-like cast material, e.g., concrete.