52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
127.1 | DF | WITH ADJUNCTIVE MEANS FOR ASSEMBLY OR DISASSEMBLY {4} |
127.7 | DF | .~ Structure includes tool or opening to provide access for a tool used in operating a locking, latching, attaching, or adjusting means {4} |
127.8 | .~.~ Panel joined to or released from peripheral frame |