US PATENT SUBCLASS 210 / 93
.~ In effluent conduit

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

85  DF  WITH ALARM, INDICATOR, REGISTER, RECORDER, SIGNAL OR INSPECTION MEANS {7}
93.~ In effluent conduit

DEFINITION

Classification: 210/93

(under subclass 85) Apparatus comprising a section in a conduit downstream from treating means.