US PATENT SUBCLASS 4 / 451
.~.~ Disposable type

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

449  DF  DRY CLOSETS {14}
450  DF  .~ Bedpans {7}
451.~.~ Disposable type

DEFINITION

Classification: 4/451

Disposable type:

(under subclass 450) Subject matter wherein the receptacle is designed to be used only once.