| 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} |
| 159 | DD | .~.~.~ Machining {14} |
| 174 | DD | .~.~.~.~ Performance monitoring {2} |
| 177 | DD | .~.~.~.~.~ Protective or diagnostic feature {1} |
| 178 | | .~.~.~.~.~.~ Tool/workpiece interference prevention |