| 52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
|
| 518 | DF | LAPPED MULTIPLANAR SURFACING; E.G., SHINGLE TYPE {7} |
| 519 |  | .~ Interfitted sections {14} |
| 520 | DF | .~.~> Fastener or anchor at juncture {1} |
| 522 | DF | .~.~> Resilient detent |
| 523 | DF | .~.~> Edge and slit {2} |
| 526 | DF | .~.~> Tab and aperture |
| 527 | DF | .~.~> Coplanar tab on margin |
| 528 | DF | .~.~> Folded, rolled, or indented in situ |
| 529 | DF | .~.~> Reentrant {2} |
| 533 | DF | .~.~> Joint with fluid-handling feature {1} |
| 535 | DF | .~.~> Plural offset portions |
| 536 | DF | .~.~> Face-to-face tongue and groove; e.g., dado {2} |
| 539 | DF | .~.~> Tongue and groove |
| 540 | DF | .~.~> With laminated lap section |
| 541 | DF | .~.~> Rabbet |
| 542 | DF | .~.~> Perpendicularly directed flange |