US PATENT SUBCLASS 136 / 231
.~.~ Including sample port for sensed material

Current as of: June, 1999
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136 /   HD   BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC

200  DF  THERMOELECTRIC {15}
230  DF  .~ Having housing, mounting or support {3}
231.~.~ Including sample port for sensed material

DEFINITION

Classification: 136/231

(under subclass 230) Apparatus which housing for the thermoelectric element contains an entrance for a portion of the material the qualities of which are to be determined.