US PATENT SUBCLASS 165 / DIG 318
WITH DRIVEN AGITATOR
Current as of:
June, 1999
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165 /
HD
HEAT EXCHANGE
DIG 318
WITH DRIVEN AGITATOR
{2}
DIG 319
DD
.~
> Linearly moving agitator
DIG 320
DD
.~
> Fully rotary agitator {4}