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Application filed by Ragnar VadsethfiledCriticalRagnar Vadseth
Priority to NO854017ApriorityCriticalpatent/NO157922C/en
Publication of NO854017LpublicationCriticalpatent/NO854017L/en
Publication of NO157922BpublicationCriticalpatent/NO157922B/en
Publication of NO157922CpublicationCriticalpatent/NO157922C/en