US PATENT SUBCLASS 52 / 726.3
.~.~ Upright

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

720.1  DF  SHAFT (I.E., ELONGATED RIGID STRUCTURE) {15}
726.1  DF  .~ End-to-end connected sections {2}
726.3.~.~ Upright {2}
726.4  DF  .~.~.~> Utility pole
726.5  DF  .~.~.~> Chimney, flue, etc.

DEFINITION

Classification: 52/726.3

Upright:

(under subclass 726.1) Subject matter wherein the longitudinal axis of the shaft is vertical when in its final position.