9 [ leak detection and testing apparatus, instruments and units for use on pipes and pipe seals, and other pressurized systems, namely, fluid filled ducts, oil and gas ducts, water ducts, and effluents ducts; electronic leak detection and testing apparatus, instruments and units for use on pipes and pipe seals, and other pressurized systems, namely, fluid filled ducts, oil and gas ducts, water ducts, and effluent ducts; sensing apparatus, namely, sensors for use to detect leaks; discrete sealing elements made of metal or polymer, rubber, plastic, and other non metal materials containing means of detection or sensing thereof for use to seal and detect leaks on pipes and pipe seals, and other pressurized systems, namely, fluid filled ducts, oil and gas ducts, water ducts, and effluent ducts; discrete sealing elements made of metal or polymer, rubber, plastic, and other non metal materials containing magnetic, radioactive, fluorescent, piezoelectric, colored, luminescent, thermal luminescent, infra red, ultra violet, electromagnetic, temperature sensitive, chemical or biological labels, tags or markers for use to seal leaks on pipes and pipe seals, and other pressurized systems, namely, fluid filled ducts, oil and gas ducts, water ducts, and effluent ducts; underground pipe locating apparatus, instruments and units for use on pipes and pipe seals, and other pressurized systems, namely, fluid filled ducts, oil and gas ducts, water ducts, and effluent ducts; pipeline inspection tools in the nature of pipe and seal defect detectors; ultrasonic detectors for pipeline inspection ]
Trademark: 78965705
