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Application filed by Oronzio De Nora ImpiantifiledCriticalOronzio De Nora Impianti
Priority to IT23660/79ApriorityCriticalpatent/IT1121442B/en
Publication of IT7923660A0publicationCriticalpatent/IT7923660A0/en
Application grantedgrantedCritical
Publication of IT1121442BpublicationCriticalpatent/IT1121442B/en