85680153
Jul 18, 2012
Jul 30, 2013
Liquid chromatography apparatus made from ultra hard materials including sapphire, ruby, ceramics and stainless steel, namely, high pressure check valves, flow cell assemblies, piston assemblies, integrated fluidic modules, dispensing modules, pumps and parts for these assemblies in the nature of balls, seals and valves
Electrical and Scientific Apparatus