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Application filed by Yrjoe Kalevi Ensio MiettinenfiledCriticalYrjoe Kalevi Ensio Miettinen
Priority to NO39173ApriorityCriticalpatent/NO131959C/no
Publication of NO131959BpublicationCriticalpatent/NO131959B/no
Publication of NO131959CpublicationCriticalpatent/NO131959C/no