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Application filed by Per JohansenfiledCriticalPer Johansen
Priority to NO793976ApriorityCriticalpatent/NO146389C/no
Publication of NO793976LpublicationCriticalpatent/NO793976L/no
Publication of NO146389BpublicationCriticalpatent/NO146389B/no
Publication of NO146389CpublicationCriticalpatent/NO146389C/no