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Publication date
Priority claimed from NO993157Aexternal-prioritypatent/NO310101B1/no
Application filed by Norsk Hydro AsfiledCriticalNorsk Hydro As
Priority to NO20016073ApriorityCriticalpatent/NO20016073L/no
Publication of NO20016073D0publicationCriticalpatent/NO20016073D0/no
Publication of NO20016073LpublicationCriticalpatent/NO20016073L/no