| 334517 |
Nuclear irradiation equipment manufacturing |
| 334517 |
Radium equipment manufacturing |
| 334517 |
Therapeutic X-ray apparatus and tubes (e.g., medical, industrial, research) manufacturing |
| 334517 |
Tubes, X-ray, manufacturing |
| 334517 |
X-ray apparatus and tubes (e.g., control, industrial, medical, research) manufacturing |
| 334517 |
X-ray generators manufacturing |
| 334517 |
X-ray irradiation equipment manufacturing |
| 334517 |
X-ray tubes manufacturing |
| 334519 |
Abrasion testing machines manufacturing |
| 334519 |
Accelerometers (except aerospace type) manufacturing |