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Application filed by Buratti Gian Basilio Perotti GfiledCriticalBuratti Gian Basilio Perotti G
Priority to IT84935/80ApriorityCriticalpatent/IT1141830B/it
Publication of IT8084935A0publicationCriticalpatent/IT8084935A0/it
Application grantedgrantedCritical
Publication of IT1141830BpublicationCriticalpatent/IT1141830B/it