US PATENT SUBCLASS 52 / 529
.~.~ Reentrant

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}
519  DF  .~ Interfitted sections {14}
529.~.~ Reentrant {2}
530  DF  .~.~.~> Plural oppositely opening {1}
532  DF  .~.~.~> At corner of section

DEFINITION

Classification: 52/529

(under subclass 519) Structure wherein a marginal portion of one of the sections is folded back upon itself so as to define a space and extends under another portion of the same section, the space receiving an interfitting part of the adjacent section.

SEE OR SEARCH THIS CLASS, SUBCLASS:

520+, for sections which may be interfitted with anchor means by a reentrant fold.

528, for a similar construction formed in situ.