| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional side view of an illustrative normally closed valve in accordance with the present invention; FIG. 2 is a cross-sectional top view of the illustrative normally closed valve of FIG. 1; FIG. 3 is a cross-sectional side view of the illustrative normally closed valve of FIG. 1 with the diaphragm partially activated; FIG. 4 is a cross-section
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