QSOURCES

Scientific, measuring instruments, namely, sound power amplifier for noise and vibration measurements; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely overload protection for sound sources; apparatus for producing noise, vibration, sound, in particular loudspeakers; noise measuring apparatus, vibration measuring apparatus, sound measuring apparatus, movement measuring apparatus, force measuring apparatus, pressure measuring apparatus; noise producing apparatus, namely, loud speakers, sound wave generating machines, sound wave detection machines, and sonic vibration detection machines; vibrations producing apparatus, namely, electrodynamic shakers, modal and vibration shakers; sound producing apparatus, namely, loud speakers, electrodynamic shakers, modal and vibration shakers

Scientific and technological services, namely, scientific research, analysis, testing in the fields of sound and vibrations; Industrial analysis and research services, namely, analysis and evaluation of sound and vibrations and scientific research services in the field of sound and vibrations; Scientific and technological services, namely, conducting scientific investigations with the aid of sound or vibrations or noise in the field of sonic resonance