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Application filed by Sverre ThorvaldsenfiledCriticalSverre Thorvaldsen
Priority to NO760429ApriorityCriticalpatent/NO136328C/no
Publication of NO136328BpublicationCriticalpatent/NO136328B/no
Publication of NO760429LpublicationCriticalpatent/NO760429L/no
Publication of NO136328CpublicationCriticalpatent/NO136328C/no