| 33 / | HD | GEOMETRICAL INSTRUMENTS |
| 700 | DF | DISTANCE MEASURING {13} |
| 783 | DF | .~ Opposed contacts {10} |
| 792 | ![]() | .~.~ Rotary indicator {4} |
| 793 | DF | .~.~.~> Electrically controlled |
| 794 | DF | .~.~.~> Hand held implement {3} |
| 803 | DF | .~.~.~> Bench type {1} |
| 805 | DF | .~.~.~> With work support |