(under subclass 78) Subject matter comprising means to divert, channel, or convey liquid away from the air admitting, exhausting, or circulating means.
(1) Note. Means to dehumidify the air is not included in this subclass.
SEE OR SEARCH THIS CLASS, SUBCLASS:
146, for an exterior cowl ventilator with a moisture deflector or drain.
156+, for means to dehumidify air admitted to a ventilated space in a vehicle.