| 52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
| 782.1 | DF | COMPOSITE PREFABRICATED PANEL INCLUDING ADJUNCTIVE MEANS {7} |
| 800.1 | DF | .~ Having separate attached, elongated edging or stiffener {3} |
| 801.1 | DF | .~.~ Overlaps major face only {1} |
| 801.11 | DF | .~.~.~ Spaced inwardly of edge face {1} |
| 801.12 | | .~.~.~.~ Closure |