| 700 / | HD | DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS |
| 1 | DD | GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS {15} |
| 56 | | .~ Digital positioning (other than machine tool) {5} |
| 57 | DD | .~.~> Alignment or registration {2} |
| 60 | DD | .~.~> Support positioning (e.g., table, stage) |
| 61 | DD | .~.~> Multiple axis motion or path control {3} |
| 65 | DD | .~.~> Operator control of remotely located element |
| 66 | DD | .~.~> Having particular position determining apparatus (e.g., portable or handheld) |