US PATENT SUBCLASS 62 / 475
.~.~ Means for discharging impurity from system
Current as of:
June, 1999
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62 /
HD
REFRIGERATION
467
DF
REFRIGERATION PRODUCER
{7}
474
DF
.~ With refrigerant treater {1}
475
.~.~ Means for discharging impurity from system
DEFINITION
Classification: 62/475
(under subclass 474) Apparatus including means for discharging an impurity from the refrigeration producer.