US PATENT SUBCLASS 52 / 729.2
.~.~ Compound construction

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}
729.1  DF  .~ I-beam {2}
729.2.~.~ Compound construction {2}
729.3  DF  .~.~.~> Corrugated web
729.4  DF  .~.~.~> Wooden component

DEFINITION

Classification: 52/729.2

Compound construction:

(under subclass 729.1) Structure wherein the web and flange of the shaft are comprised of separate members which are joined together or the web or flange of the shaft is comprised of plural members.