156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
1 | DF | METHODS {7} |
60 | DF | .~ Surface bonding and/or assembly therefor {93} |
293 | .~.~ Inserting of lamina in hole, aperture or recess of other lamina and adherence to side walls thereof {1} | |
294 | DF | .~.~.~> Core within tube |