52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
|
518 | DF | LAPPED MULTIPLANAR SURFACING; E.G., SHINGLE TYPE {7} |
543 | | .~ With fastener or anchor {8} |
544 | DF | .~.~> Interengaging connectable fastener parts |
545 | DF | .~.~> Engaging folded section of strip or facing |
546 | DF | .~.~> Fitted within edge slot or notch |
547 | DF | .~.~> Edge-embracing {1} |
549 | DF | .~.~> Facing clamped to substructure by discrete external member |
550 | DF | .~.~> Embracing or interfitted with substructure |
551 | DF | .~.~> Subjacent fastener strip |
552 | DF | .~.~> Secured to or integral with cover section |