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Application filed by Jakob TunheimfiledCriticalJakob Tunheim
Priority to NO793347ApriorityCriticalpatent/NO144648C/en
Publication of NO793347LpublicationCriticalpatent/NO793347L/en
Publication of NO144648BpublicationCriticalpatent/NO144648B/en
Publication of NO144648CpublicationCriticalpatent/NO144648C/en