| 156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
| 1 | DF | METHODS {7} |
| 60 | DF | .~ Surface bonding and/or assembly therefor {93} |
| 272.2 | DF | .~.~ With direct application of electrical, magnetic, or radiant energy to work {11} |
| 273.3 | DF | .~.~.~ Before final assembly; e.g., to cure lamina, etc. {1} |
| 273.5 | ![]() | .~.~.~.~ Before and after final assembly |