Apparatus for vibration measurement, monitoring and diagnosis namely, vibration meters, electro-technical vibration meters, sound and vibration analyzers, acoustic analyzers, electro-acoustic analyzers, structural dynamics analyzers, data acquisition amplifiers, conditioning amplifiers, hand-held vibration analyzers, sound level meters, noise dose meters, noise monitoring terminals, acoustic transducers, microphones, hydrophones, vibration transducers, accelerometers, calibration systems for monitoring and diagnosis of sound volume, quality and frequency and for monitoring and diagnosis of vibration; electrical and electronic apparatus and instruments for measuring, controlling, testing, regulating and checking sound and vibration; electrical apparatus for machine monitoring and diagnosis of sound volume, quality, frequency and vibration; electronic parts and accessories for the manufacture and operation of the aforesaid goods (not included in other classes); apparatus for recording, transmission or reproduction of sound or images; data processing equipment, namely, data processors and computer operating software therefor, and personal computers

Installation, maintenance and repair services of electrical and electronic apparatus and instruments for measuring, controlling, testing, regulating, checking and supervising sound and vibration