US PATENT SUBCLASS 454 / 54
.~.~.~ With means for liquid contact

Current as of: June, 1999
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454 /   HD   VENTILATION

49  DF  WORKSTATION VENTILATOR (E.G., HOOD, OFFTAKE, ETC.) {5}
50  DF  .~ Spray booth {2}
53  DF  .~.~ With outlet air treatment means {1}
54.~.~.~ With means for liquid contact {1}
55  DF  .~.~.~.~> Spraying nozzle

DEFINITION

Classification: 454/54

With means for liquid contact:

(under subclass 53) Subject matter comprising means directly exposing the air being exhausted to a liquid.