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Priority claimed from NO883088Aexternal-prioritypatent/NO167063C/no
Application filed by Oddgeir RystadfiledCriticalOddgeir Rystad
Priority to NO89892655ApriorityCriticalpatent/NO892655L/no
Publication of NO892655D0publicationCriticalpatent/NO892655D0/no
Publication of NO892655LpublicationCriticalpatent/NO892655L/no