US PATENT SUBCLASS 204 / 213
.~.~.~.~ Barrels and rotary receptacles


Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
*  DD  .~.~ With movable electrode means {7}
212  DF  .~.~.~ Rotary {3}
213.~.~.~.~ Barrels and rotary receptacles {1}
214  DF  .~.~.~.~.~> Swinging or tilting receptacles


DEFINITION

Classification: 204/213

(under subclass 212) Apparatus falling in which the means to give the rotary motion is a barrel or other rotary receptacle.

SEE OR SEARCH CLASS

451, Abrading,

85+, for a sandblast machine having a tumbling barrel and subclasses 326+ for an abrading machine which involves a tumbling device.