US PATENT SUBCLASS 454 / 138
.~.~.~ Having exterior inlet opening over windshield

Current as of: June, 1999
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454 /   HD   VENTILATION

69  DF  VEHICLE (E.G., AUTOMOBILE, ETC.) {15}
136  DF  .~ Roof structure {1}
137  DF  .~.~ Including duct extending along roof {1}
138.~.~.~ Having exterior inlet opening over windshield

DEFINITION

Classification: 454/138

Having exterior inlet opening over windshield:

(under subclass 137) Subject matter wherein the conduit comprises an aperture means above and generally adjacent a forward facing light admitting and wind protecting structure (i.e., windshield), the aperture means admitting air to the conduit from atmosphere.