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Application filed by S D F Officina A T M Di BergamfiledCriticalS D F Officina A T M Di Bergam
Priority to IT40019/80ApriorityCriticalpatent/IT1136300B/it
Publication of IT8040019A0publicationCriticalpatent/IT8040019A0/it
Application grantedgrantedCritical
Publication of IT1136300BpublicationCriticalpatent/IT1136300B/it