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Publication of ES106023YpublicationCriticalpatent/ES106023Y/es
Dispositivo perfeccionado para producir sonidos caracterizado por comprender un elemento productor de vibración uniforme cuya vibración activa el aire encerrado en una cámara de resonancia de dimensiones y forma adecuada.
ES106023U1961-05-111961-05-11Dispositivo perfeccionado para producir sonidos
ExpiredES106023Y
(es)