US PATENT SUBCLASS 4 / 287
.~ Combined strainer, plug, or valve

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

286  DF  STRAINER, STOPPER, PLUG OR CLOSURE {7}
287.~ Combined strainer, plug, or valve

DEFINITION

Classification: 4/287

The strainer is combined with a plug, valve or other closure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

693, for a drain valve or plug having the operating means inside sink or bath.