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Application filed by Stein Halvorsen, Nyland FrankfiledCriticalStein Halvorsen
Priority to NO753264ApriorityCriticalpatent/NO136604C/no
Publication of NO753264LpublicationCriticalpatent/NO753264L/no
Publication of NO136604BpublicationCriticalpatent/NO136604B/no
Publication of NO136604CpublicationCriticalpatent/NO136604C/no