US PATENT SUBCLASS 137 / 565.16
.~.~.~ Electric
Current as of:
June, 1999
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137 /
HD
FLUID HANDLING
561 R
DF
SYSTEMS
{32}
565.01
DF
.~ With pump {11}
565.11
DF
.~.~ Pumped fluid control {3}
565.16
.~.~.~ Electric
DEFINITION
Classification: 137/565.16
Electric:
(under subclass 565.11) Subject matter wherein the regulating means is an electrically operated valve.
SEE OR SEARCH CLASS
222, Dispensing,
59+, for automatic control wherein the cutoff is operated by rate of flow responsive mechanism.
251, Valves and Valve Actuation,
129.01+, for an electrically actuated control valve.