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Priority claimed from NO902897Aexternal-prioritypatent/NO178022C/en
Publication of NO932997LpublicationCriticalpatent/NO932997L/en
Application filed by Sumitomo Electric IndustriesfiledCriticalSumitomo Electric Industries
Priority to NO932997ApriorityCriticalpatent/NO932997D0/en
Publication of NO932997D0publicationCriticalpatent/NO932997D0/en