US PATENT SUBCLASS 261 / 71
.~.~.~ Manual
Current as of:
June, 1999
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261 /
HD
GAS AND LIQUID CONTACT APPARATUS
19
DF
FLUID DISTRIBUTION
{5}
38
DF
.~ Valved {8}
66
DF
.~.~ Liquid inlet {4}
71
.~.~.~ Manual
DEFINITION
Classification: 261/71
Valve manually operated.