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Application filed by Ferriere Nord SpafiledCriticalFerriere Nord Spa
Priority to IT8883496ApriorityCriticalpatent/IT1226136B/it
Publication of IT8883496A0publicationCriticalpatent/IT8883496A0/it
Application grantedgrantedCritical
Publication of IT1226136BpublicationCriticalpatent/IT1226136B/it