| 136 / | HD | BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC |
| 200 | DF | THERMOELECTRIC {15} |
| 230 | | .~ Having housing, mounting or support {3} |
| 231 | DF | .~.~> Including sample port for sensed material |
| 232 | DF | .~.~> Covered and sealed sensor junction {2} |
| 235 | DF | .~.~> Thermocouple leads having disengageable pressure-type electrical connectors |