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Application filed by Knut FremmefiledCriticalKnut Fremme
Priority to NO853802ApriorityCriticalpatent/NO159259C/en
Publication of NO853802LpublicationCriticalpatent/NO853802L/en
Publication of NO159259BpublicationCriticalpatent/NO159259B/en
Publication of NO159259CpublicationCriticalpatent/NO159259C/en