156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
1 | DF | METHODS {7} |
60 | DF | .~ Surface bonding and/or assembly therefor {93} |
196 | DF | .~.~ With permanent bending or reshaping or surface deformation of self sustaining lamina {11} |
221 | DF | .~.~.~ Subsequent to assembly {2} |
222 | DF | .~.~.~.~ Of parallel stacked sheets only {2} |
223 | .~.~.~.~.~ Bending of one lamina only |