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Application filed by Negri Giuseppe E C S A SfiledCriticalNegri Giuseppe E C S A S
Priority to IT67775/81ApriorityCriticalpatent/IT1144596B/en
Publication of IT8167775A0publicationCriticalpatent/IT8167775A0/en
Application grantedgrantedCritical
Publication of IT1144596BpublicationCriticalpatent/IT1144596B/en