156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
1 | DF | METHODS {7} |
60 | DF | .~ Surface bonding and/or assembly therefor {93} |
250 | DF | .~.~ With cutting, punching, tearing or severing {8} |
256 | DF | .~.~.~ Prior to assembly {6} |
258 | .~.~.~.~ Cutting to shape joining edge surfaces only |