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Application filed by Impes SpafiledCriticalImpes Spa
Priority to IT21067/81ApriorityCriticalpatent/IT1137338B/it
Publication of IT8121067A0publicationCriticalpatent/IT8121067A0/it
Application grantedgrantedCritical
Publication of IT1137338BpublicationCriticalpatent/IT1137338B/it