87433494
May 2, 2017
Apr 3, 2018
Active Trademark
Flow elements, made of metal, namely, orifice plates, orifice flange unions, restriction orifices, orifice chambers, restriction orifices, meter runs, flow nozzles, wedge meters, venturi tubes, flow tubes, flow meters, all for metering or controlling the flow rate of liquids, steam and gas; pitot tubes
Electrical and Scientific Apparatus