US PATENT SUBCLASS 73 / 23.25
.~.~.~ Temperature
Current as of:
June, 1999
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73 /
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MEASURING AND TESTING
23.2
DF
GAS ANALYSIS
{15}
23.21
DF
.~ With compensation detail (for error or drift correction, etc.) {2}
23.22
DF
.~.~ For gas chromatography {4}
23.25
.~.~.~ Temperature {1}
23.26
DF
.~.~.~.~
> Gradient
DEFINITION
Classification: 73/23.25
Temperature:
(under subclass 23.22) Subject matter wherein the condition being corrected or adjusted is the temperature of the gas or the chromatography.
SEE OR SEARCH CLASS
374, Thermal Measuring and Testing,
100+, for temperature measurement, per se.