[Class : 1] Bacteria For Waste Water Treatment; Phosphates For Potable Water Treatment; Chemicals For Use In Water Treatment And Waste Water

[Class : 11] Water Purifying And Filtering Apparatus; Electrostatic And Magnetic Water Treatment Apparatus; Water Purification, Sedimentation And Filtration Apparatus For Clarification, Thickening And Filtration Of Water, Waste Water And Industrial Water; External Filtering Device For Use In A Local Containment Area For Removing Oil And Other Contaminants From Storm Drain Ef...

[Class : 9] Water Meters, Water Testing Instrumentation For Monitoring And Detecting Contamination