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Application filed by Dario BandellifiledCriticalDario Bandelli
Priority to IT8883480ApriorityCriticalpatent/IT1225977B/it
Publication of IT8883480A0publicationCriticalpatent/IT8883480A0/it
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Publication of IT1225977BpublicationCriticalpatent/IT1225977B/it
Sistema, per strumenti musicali e simili, in grado di interagire con l'utente segnalandogli, mediante illuminazioni, la corretta procedura di esecuzione di un brano.