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Application filed by Knut BotnmarkfiledCriticalKnut Botnmark
Priority to NO870489ApriorityCriticalpatent/NO163155C/en
Publication of NO870489D0publicationCriticalpatent/NO870489D0/en
Publication of NO870489LpublicationCriticalpatent/NO870489L/en
Publication of NO163155BpublicationCriticalpatent/NO163155B/en
Publication of NO163155CpublicationCriticalpatent/NO163155C/en