XCREAS

Air analysis apparatus; Air quality measurement apparatus, namely, particle counters; Data processing apparatus; Depth gauges; Electric sensors; Electric, electronic, or electrochemical oxygen monitors and sensors for environmental use; Electro-dynamic apparatus for the remote control of signals; Gas testing instruments; Measuring apparatus, namely, angle finders; Optical sensors; Remote control telemetering apparatus; Sensors for the determination of temperatures, positions and distances; Smoke detectors; Ultrasonic sensors