With means for measuring, testing, or sensing current, voltage, or power:
(under subclass 194) Apparatus having means for measuring, testing or sensing current, voltage, or power during electrolysis.
SEE OR SEARCH THIS CLASS, SUBCLASS:
400+, for apparatus utilizing electrolytic action for analysis or testing where the testing device is claimed, per se.
556, for processes for electrical or magnetic separation or purification of liquid which involve measuring, testing, or sensing.
SEE OR SEARCH CLASS
205, Electrolysis: Processes, Compositions Used Therein and Methods of Preparing the Compositions,
81+, for electrolytic coating processes which involve measuring, analyzing, or testing; subclasses 335+ for electrolytic synthesis processes which involve measuring, analyzing, or testing; and subclass 645 for electrolytic erosion processes which involve measuring, testing or sensing.