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Priority claimed from NO741486Aexternal-prioritypatent/NO140928C/no
Publication of NO750007LpublicationCriticalpatent/NO750007L/no
Application filed by Suomen Sokeri OyfiledCriticalSuomen Sokeri Oy
Publication of NO142532BpublicationCriticalpatent/NO142532B/no
Publication of NO142532CpublicationCriticalpatent/NO142532C/no