US PATENT SUBCLASS 4 / 389
.~.~.~.~.~ With overflow through valve closure

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

300  DF  FLUSH CLOSET {22}
353  DF  .~ Tank only {9}
378  DF  .~.~ With outlet valve {6}
379  DF  .~.~.~ With delay of valve closing {6}
388  DF  .~.~.~.~ By retarding mechanism, e.g., dashpot {1}
389.~.~.~.~.~ With overflow through valve closure

DEFINITION

Classification: 4/389

With overflow through valve closure:

(under subclass 388) Subject matter including a tubular conduit mounted in and passing through the valve blocking element to conduct liquid above a predetermined level through the valve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

390+, for an overflow through a tank valve closure.