US PATENT SUBCLASS 204 / 422
.~.~.~.~ Liquid sample sensor

Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
400  DF  .~.~ Analysis and testing {20}
421  DF  .~.~.~ Solid electrolyte {2}
422.~.~.~.~ Liquid sample sensor {1}
423  DF  .~.~.~.~.~> With fugitive protective element

DEFINITION

Classification: 204/422

Liquid sample sensor:

(under subclass 421) Apparatus which is adapted to be used for the analysis or testing of a liquid sample.

(1) Note. Liquid includes molten metals.