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Class Information
Number: 4/280
Name: Baths, closets, sinks, and spittoons > Spittoons > Floor controlled valve
Description: The inlet is provided with a valve generally closed by a spring. The valve is opened by a member connected to it when the member comes into contact with the floor on which the spittoon rests.

Patents under this class:

Patent Number Title Of Patent Date Issued
4230346 Roof drain Oct. 28, 1980

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