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Application filed by Impes SpafiledCriticalImpes Spa
Priority to IT23332/83ApriorityCriticalpatent/IT1169580B/it
Publication of IT8323332A0publicationCriticalpatent/IT8323332A0/it
Application grantedgrantedCritical
Publication of IT1169580BpublicationCriticalpatent/IT1169580B/it