US PATENT SUBCLASS 52 / 296
.~.~ Supporting shaft

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

292  DF  FOOTING OR FOUNDATION TYPE {4}
294  DF  .~ Concrete type {2}
296.~.~ Supporting shaft {1}
297  DF  .~.~.~> Shaft encompassed by base

DEFINITION

Classification: 52/296

(under subclass 294) Structure supporting a vertical, rigid, pole, post, column or the like.