| 334519 |
Count rate meters, nuclear radiation, manufacturing |
| 334519 |
Dating devices and machines (except rubber stamps) manufacturing |
| 334519 |
Detectors, scintillation, manufacturing |
| 334519 |
Dosimetry devices manufacturing |
| 334519 |
Drafting instruments manufacturing |
| 334519 |
Dynamometers manufacturing |
| 334519 |
Evaporation meters manufacturing |
| 334519 |
Fatigue testing machines, industrial, mechanical, manufacturing |
| 334519 |
Fire detector systems, nonelectric, manufacturing |
| 334519 |
Fuel densitometers, aircraft engine, manufacturing |