9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
acoustic conduits; acoustic couplers; acoustic membranes; amplifiers; attenuators; computer firmware for use in vibration generation and detection systems; computer graphics software; computer hardware; computer peripherals; computer programs for use in generating and detecting waveforms; data processors; database management software for use in the field of waveform generation and detection; electrical controllers; electronic testing equipment, namely, computer controllers, actuators, transducers and sensors; laboratory equipment, namely electronic controllers, electrical valve actuators and electronic sensors therefore; electromechanical shakers, transducers, and vibrators for use in vibration testing; signal processors; and transducers that utilize ultrasonic oscillations to test for stress and fatigue in metal and metal structures