US PATENT SUBCLASS 204 / 228.3
.~.~.~ Fluid flow sensing means
Current as of:
June, 1999
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204 /
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CHEMISTRY: ELECTRICAL AND WAVE ENERGY
193
DF
APPARATUS
{5}
194
DF
.~ Electrolytic {11}
228.1
DF
.~.~ With current, voltage, or power control means responsive to sensed condition {8}
228.3
.~.~.~ Fluid flow sensing means
DEFINITION
Classification: 204/228.3
Fluid flow sensing means:
(under subclass 228.1) Apparatus having means for sensing flow of a fluid.
