US PATENT SUBCLASS 52 / 549
.~.~ Facing clamped to substructure by discrete external member

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}
549.~.~ Facing clamped to substructure by discrete external member

DEFINITION

Classification: 52/549

(under subclass 543) Structure wherein the facing section is clamped between the substructure and a member which is completely exterior of the facing, e.g., nailed strip on

outside of shingle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

489, wherein a facer panel is held laterally of a preassembled or prepositioned shaft by a separable clip type fastener.