| 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} |
| 117 | DD | .~.~ Particular manufactured product or operation {11} |
| 122 | DD | .~.~.~ Continuous material having indeterminate length (e.g., web, strand, strip, or sheet) {4} |
| 124 | DD | .~.~.~.~ Registration control {1} |
| 125 | | .~.~.~.~.~ Having a reference mark or pattern |