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Application filed by Georges CloetensfiledCriticalGeorges Cloetens
Publication of CH69783ApublicationCriticalpatent/CH69783A/fr
CH69783A1914-07-161914-07-16Dispositif permettant de produire sans perte de vent les vibrato et les tremolo dans les instruments de musique à vent
CH69783A
(fr)