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Class Information
Number: 4/337
Name: Baths, closets, sinks, and spittoons > Flush closet > Normally empty tank > Pressure tank > With seat-actuated valve > And drain means
Description: Subject matter having means to drain the liquid from the tank supply and/or valves after a flush.

Patents under this class:

Patent Number Title Of Patent Date Issued
6668391 Water-saving toilet Dec. 30, 2003

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