| 29 / | HD | METAL WORKING |
| 592 | DF | METHOD OF MECHANICAL MANUFACTURE {54} |
| 402.01 | DF | .~ Repairing {5} |
| 402.09 | DF | .~.~ By attaching repair preform, e.g., remaking, restoring, or patching {4} |
| 402.14 | ![]() | .~.~.~ Mechanically attaching preform by separate fastener {1} |
| 402.15 | DF | .~.~.~.~> Screw threaded fastener |