US PATENT SUBCLASS 52 / 550
.~.~ Embracing or interfitted with substructure

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

518  DF  LAPPED MULTIPLANAR SURFACING; E.G., SHINGLE TYPE {7}
543  DF  .~ With fastener or anchor {8}
550.~.~ Embracing or interfitted with substructure

DEFINITION

Classification: 52/550

(under subclass 543) Structure wherein (1) the discrete means encompasses at least two sides of a substructure element or (2) the discrete means and a substructure element are so constructed as to interfit.

SEE OR SEARCH THIS CLASS, SUBCLASS:

498+, for a structure wherein a facer and shaft interfit and the shaft carries a retainer for the facer.