9 Scientific, nautical, surveying, photographic, cinematographic, optical, acoustic, weighing, measuring, signalling, checking, rescue and teaching apparatus, instruments, installations and systems, in particular of and for ultrasonic technology, as well as distance, movement, quality and material detection, measuring and testing technology, in particular ultrasonic apparatus, instruments, installations and systems, as well as apparatus, instruments, installations and systems with ultrasonic components, ultrasonic probes and sensors and accessories for ultrasonic sensor technology, namely, ultrasonic sensors; apparatus, instruments, installations and systems for generating, conducting, distributing, converting, detecting, storing, regulating, controlling or evaluating electric current or sound waves, in particular ultrasonic waves, namely, ultrasonic sensors; apparatus, instruments, installations and systems, for in particular ultrasonic-based level detection, air, gas, suspension and/or solid detection and measurement in liquids and/or solids, motion detection and/or measurement, distance detection and/or measurement in gases, liquids and/or solids, and quality and material examination and testing, in particular in the fields of ultrasound, hardness and eddy currents, namely, ultrasonic sensors; apparatus, instruments, installations and systems for recording, transmitting and reproducing sound, in particular ultrasound, and images, namely, cameras; recording media of any kind, for data, sound, in particular ultrasound, and image, namely, blank USB flash drives; data processing apparatus and computers and peripherals thereto and installations and systems therewith, namely, electronic data processing apparatus; multichannel residual gas analyzers; detectors for electrical measuring apparatus, namely, radiation detectors; downloadable computer software for remote monitoring of measuring apparatus; electronic monitoring apparatus, except for medical purposes, namely, electronic monitors for monitoring flowmeters; electronic monitoring apparatus, other than for medical purposes, namely, electronic monitors for monitoring flowmeters; remote monitoring apparatus, namely, wireless remote temperature and humidity monitors for building maintenance; electronic data recorders; analytical apparatus, not for medical purposes, namely, liquid analyzers; acoustic measuring instruments, namely, acoustic meters; digital length measuring instruments; electroacoustic transducers; apparatus for wireless transmission of acoustic information; ultrasonic transducers, namely, transducers that utilize ultrasonic oscillations to test for stress and fatigue in metal and metal structures; ultrasonic length measuring instruments; ultrasonic thickness gauges; ultrasonic sensors; ultrasonic flaw detectors, non-medical; ultrasonic diagnostic apparatus, other than for medical purposes, namely, ultrasonic flaw detectors; ultrasonic instruments for leak detection, early detection of bearing damage and detection of electrical insulation damage being ultrasonic detectors; downloadable software for data processing; downloadable software for operation of scientific microscopes; downloadable software for operation of ultrasonic hand-held digital electronic instruments; downloadable software for fault diagnosis and correction; ultrasonic apparatus and instruments, not for medical purposes, namely, ultrasonic instrumentation for testing machine; measuring apparatus and electrical measuring instruments using ultrasound, in particular for measuring various physical quantities, namely, ultrasonic thickness gauges