(under the class definition) Apparatus comprising a flow regulator and a chamber to trap part of the fluid, such chamber provided with an egress port and a moving means to decrease the volume thereof to force the trapped fluid through the port.
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445, for selectively usable high or low velocity draft cocks.
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222, Dispensing,
251+, for a dispenser having a discharge assistant and see Lines With Other Classes of the class definition of this class (239), Note to Class 222 for a statement of the line.
