US PATENT SUBCLASS 68 / 16
.~.~.~ Tumbler drum

Current as of: June, 1999
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68 /   HD   TEXTILES: FLUID TREATING APPARATUS

3 R  DF  MACHINES {22}
13 R  DF  .~ Combined {6}
15  DF  .~.~ With tank heater {1}
16.~.~.~ Tumbler drum

DEFINITION

Classification: 68/16

(under subclass 15) Machines of the tumbler type combined with means for applying heat to the tub to heat the liquid therein or for applying heat to liquid within the tub.