| 334513 |
Pyrometers, industrial process-type, manufacturing |
| 334513 |
Recorders, industrial process control-type, manufacturing |
| 334513 |
Refractometers, industrial process-type, manufacturing |
| 334513 |
Resistance thermometers and bulbs, industrial process-type, manufacturing |
| 334513 |
Telemetering instruments, industrial process-type, manufacturing |
| 334513 |
Temperature instruments, industrial process-type (except glass and bimetal thermometers), manufacturing |
| 334513 |
Thermal conductivity instruments, industrial process-type, manufacturing |
| 334513 |
Thermistors, industrial process-type, manufacturing |
| 334513 |
Thermocouples, industrial process-type, manufacturing |
| 334513 |
Thermometers, filled system industrial process-type, manufacturing |