US PATENT SUBCLASS 96 / 382
.~.~ For vacuum cleaner

Current as of: June, 1999
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96 /   HD   GAS SEPARATION: APPARATUS

380  DF  WITH SOUND DAMPING MEANS (I.E., NOISE ATTENUATION) {2}
381  DF  .~ Sound absorbing material {2}
382.~.~ For vacuum cleaner

DEFINITION

Classification: 96/382

For vacuum cleaner:

(under subclass 381) Apparatus having sound damping means for a cleaning device through which the gaseous fluid mixture passes under reduced pressure.