US PATENT SUBCLASS 210 / 147
.~.~ Controlled discharge means

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

143  DF  AUTOMATIC CONTROL {4}
145  DF  .~ Responsive to rotation {2}
147.~.~ Controlled discharge means

DEFINITION

Classification: 210/147

(under subclass 145) Apparatus which controls a discharge means for a constituent of the class subject matter.

SEE OR SEARCH THIS CLASS, SUBCLASS:

109+, for control of discharge responsive to fluid flow, pressure or material level.