U.S. federal trademark · Serial No. 85649016 · Reg. No. 4270103
Interior leak detectors for industrial pipeline, container and mechanical equipment; Surveying machines and instruments; Precision instruments for manipulation and positioning of microscopic objects; Leak detectors for industrial pipeline and containers; Inspection mirrors; Oculars; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Remote control telemetering machines and apparatus; Electronic pipeline detectors for observing and measuring the infrared spectrum, namely, infrared detectors; Electric installations for the remote control of industrial operations
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