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Application filed by Harald KvasnesfiledCriticalHarald Kvasnes
Priority to NO790305ApriorityCriticalpatent/NO143678C/no
Publication of NO790305LpublicationCriticalpatent/NO790305L/no
Publication of NO143678BpublicationCriticalpatent/NO143678B/no
Publication of NO143678CpublicationCriticalpatent/NO143678C/no