US PATENT SUBCLASS 4 / 321
.~ With holding tank

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

300  DF  FLUSH CLOSET {22}
321.~ With holding tank {2}
322  DF  .~.~> And heater
323  DF  .~.~> And valve for emptying

DEFINITION

Classification: 4/321

With holding tank:

(under subclass 300) Subject matter including a storage receptacle for waste material after discharge from the flush closet, and for subsequent positive waste material removal by external means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

315, for a storage receptacle which is bodily removed from the flush closet for the disposing of the waste material.