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Application filed by Giuseppina MichelinifiledCriticalGiuseppina Michelini
Priority to IT18105/83ApriorityCriticalpatent/IT1174844B/it
Publication of IT8318105A0publicationCriticalpatent/IT8318105A0/it
Application grantedgrantedCritical
Publication of IT1174844BpublicationCriticalpatent/IT1174844B/it