US PATENT SUBCLASS 52 / 70
.~ Three walls hinged at their intersections

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

64  DF  BARRIER OR MAJOR SECTION MOUNTED FOR IN SITU REPOSITIONING; E.G., REARRANGEABLE OR ROTATABLE {8}
70.~ Three walls hinged at their intersections

DEFINITION

Classification: 52/70

(under subclass 64) Structure including three walls interconnected by hinge means allowing folding of the walls in order to collapse the structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66, for a foldable enclosure wherein a complete roof is connected to walls.

71, for a barrier hinged intermediate its length.