US PATENT SUBCLASS 454 / 93
.~.~ Condensation preventer (e.g., defroster, etc.)

Current as of: June, 1999
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454 /   HD   VENTILATION

69  DF  VEHICLE (E.G., AUTOMOBILE, ETC.) {15}
83  DF  .~ Railcar, bus, or trailer {10}
93.~.~ Condensation preventer (e.g., defroster, etc.)

DEFINITION

Classification: 454/93

Condensation preventer (e.g., defroster, etc.):

(under subclass 84) Subject matter comprising means for preventing water, in either solid or liquid form, which has been removed from the air, from accumulating on a surface.

(1) Note. The condensate is usually prevented from accumulating on a window.

SEE OR SEARCH THIS CLASS, SUBCLASS:

85, for a condensation preventer specific to a locomotive cab.

121, for a condensation preventer specific to a vehicle, in general.

198, for a condensation preventer for a window in a static structure.