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Application filed by Snia FibrefiledCriticalSnia Fibre
Priority to IT20860/88ApriorityCriticalpatent/IT1217784B/en
Publication of IT8820860A0publicationCriticalpatent/IT8820860A0/en
Application grantedgrantedCritical
Publication of IT1217784BpublicationCriticalpatent/IT1217784B/en