156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
1 | DF | METHODS {7} |
60 | DF | .~ Surface bonding and/or assembly therefor {93} |
89.11 | DF | .~.~ With vitrification or firing ceramic material {7} |
89.12 | DF | .~.~.~ Forming electrical article or component thereof {4} |
89.16 | DF | .~.~.~.~ Elemental metal or alloy containing {4} |
89.21 | .~.~.~.~.~ Molybdenum containing |