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Application filed by Rolf MalvikfiledCriticalRolf Malvik
Priority to NO790964ApriorityCriticalpatent/NO145168C/no
Publication of NO790964LpublicationCriticalpatent/NO790964L/no
Publication of NO145168BpublicationCriticalpatent/NO145168B/no
Publication of NO145168CpublicationCriticalpatent/NO145168C/no