| 700 / | HD | DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS |
| 90 | DD | SPECIFIC APPLICATION, APPARATUS OR PROCESS {16} |
| 95 | DD | .~ Product assembly or manufacturing {7} |
| 97 | | .~.~ Design or planning {5} |
| 98 | DD | .~.~.~> 3-D product design (e.g., solid modeling) |
| 99 | DD | .~.~.~> Resource allocation {1} |
| 103 | DD | .~.~.~> Constraints or rules {1} |
| 105 | DD | .~.~.~> Rework or engineering change |
| 106 | DD | .~.~.~> Material requirement {1} |