OH TYMWT

Apparatus for recording, transmission, processing and reproduction of sound, images or data; Apparatus for testing gas, liquids and solids; Apparatus for the recording, transmission and reproduction of sound and images; Apparatus for wireless transmission of acoustic information; Electronic detectors for observing and measuring the infrared spectrum, namely, infrared detectors; Electronic instruments, namely, logic analyzers; Measuring instrumentation and apparatus, namely, digitizers; Metal detectors; Monitor signal amplifiers; Radar detectors; Seismic exploration machines and apparatus; Sensors for the determination of temperatures, positions and distances; Surveying machines and instruments; Tool measuring instruments; Water testing instrumentation for monitoring and detecting contamination