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Application filed by Sigmund OlsvikfiledCriticalSigmund Olsvik
Priority to NO871455ApriorityCriticalpatent/NO161532C/no
Publication of NO871455D0publicationCriticalpatent/NO871455D0/no
Publication of NO871455LpublicationCriticalpatent/NO871455L/no
Publication of NO161532BpublicationCriticalpatent/NO161532B/no
Publication of NO161532CpublicationCriticalpatent/NO161532C/no