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Filing date
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Application filed by Norske Stats OljeselskapfiledCriticalNorske Stats Oljeselskap
Priority to NO874640ApriorityCriticalpatent/NO165262C/no
Publication of NO874640D0publicationCriticalpatent/NO874640D0/no
Publication of NO874640LpublicationCriticalpatent/NO874640L/no
Publication of NO165262BpublicationCriticalpatent/NO165262B/no
Publication of NO165262CpublicationCriticalpatent/NO165262C/no