| 156 / | HD | ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE |
| 349 | DF | SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34} |
| 441.5 | | .~ Envelope sealing type {4} |
| 442 | DF | .~.~> With stamp applying means |
| 442.1 | DF | .~.~> With bending or folding means |
| 442.2 | DF | .~.~> With feeding means {1} |
| 442.4 | DF | .~.~> Work traversing type |