US PATENT SUBCLASS 454 / 132
.~.~.~ Having means to selectively adjust airflow

Current as of: June, 1999
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454 /   HD   VENTILATION

69  DF  VEHICLE (E.G., AUTOMOBILE, ETC.) {15}
128  DF  .~ Means for open window (e.g., deflector, etc.) {5}
131  DF  .~.~ At upper edge of sliding window {2}
132.~.~.~ Having means to selectively adjust airflow

DEFINITION

Classification: 454/132

Having means to selectively adjust airflow:

(under subclass 131) Subject matter comprising means which may be moved as desired to different positions to vary the direction or amount of air passing through the air guiding or directing means.

(1) Note. A device wherein airflow is adjusted by mere

opening or closing of the window is not included in this subclass.