US PATENT SUBCLASS 4 / 482
.~.~ Ventilated

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

449  DF  DRY CLOSETS {14}
479  DF  .~ Receptacle type {5}
482.~.~ Ventilated

DEFINITION

Classification: 4/482

Ventilated:

(under subclass 479) Subject matter including means for removing gases having a disagreeable odor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

472, for a ventilated valve bowl, and see search notes for ventilation.