US PATENT SUBCLASS 52 / 479
.~ Back-to-back facers spaced by concealed framing

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

474  DF  FACER HELD BY STIFFENER-TYPE FRAME {11}
479.~ Back-to-back facers spaced by concealed framing {2}
480  DF  .~.~> With spacing sleeper or subflooring
481.1  DF  .~.~> With vertical support (e.g., stud) between facers {1}

DEFINITION

Classification: 52/479

(under subclass 474) Facer with framing including an additional panel section structure which is coextensive with a previous panel type structure on opposite side of a sustainer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22+, for a ceiling construction vertically spaced from roof sections.

202+, for an auxiliary shield attached to main panel, e.g.,

storm window.

204.52, for a drained or vented hollow space.

265, and 267+, for a laminated barrier, e.g., wall in a construction having plural intersections. 275+, for laterally related modules forming a barrier intersection.

327+, for a construction having an additional coextensive section fixed to a rib of a cast, e.g., concrete barrier.

344+, for a settable material receiving backer, e.g., lathe, fixed to furring, joist or stud.

384+, and 390+, for a veneer tiling type construction and related tiles, per se.

424+, for laterally related modules bonded to each other.