74245666
Feb 12, 1992
Jun 29, 1993
oil/water separation units; ground water pumping systems comprising pumps, hoses, filters, probes, control panels, floats and sensors sold as a unit
Machineryground water monitoring units; well monitoring systems, comprising devices for measuring contaminants in a well; remote monitors for determining the status of equipment at mediation sites; laboratory samplers comprising cylinders for the extraction of liquids from sources of water
Electrical and Scientific Apparatuswater purification units; air purification units; soil purification units; vapor treatment units; all for industrial or commercial use
Environmental Control Apparatus