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Application filed by Leif GjelsethfiledCriticalLeif Gjelseth
Priority to NO901716ApriorityCriticalpatent/NO168751C/no
Publication of NO901716D0publicationCriticalpatent/NO901716D0/no
Publication of NO901716LpublicationCriticalpatent/NO901716L/no
Publication of NO168751BpublicationCriticalpatent/NO168751B/no
Publication of NO168751CpublicationCriticalpatent/NO168751C/no