| http://www.w3.org/ns/prov#value | - ve operating rod including rear valve operating rod, trigger for manually moving rod operatively connected to rear valve rod and pivotable about pivot axis, leverage adjustment meansUS5542305 *Jul 28, 1995Aug 6, 1996Coulter CorporationLiquid metering and transfer valve assembly particularly for flow cytometerUS5730418Sep 30, 1996Mar 24, 1998The Kipp GroupMinimum fluid displacement medical connecto
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