US PATENT SUBCLASS 4 / 422
.~.~.~ With flush valve

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

300  DF  FLUSH CLOSET {22}
420  DF  .~ Bowl {7}
421  DF  .~.~ Siphon discharge {8}
422.~.~.~ With flush valve {1}
423  DF  .~.~.~.~> With vacuum breaker

DEFINITION

Classification: 4/422

With flush valve:

(under subclass 421) Subject matter wherein a valve is combined with the bowl structure to provide the fluid supply for the bowl.