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Publication date
Application filed by Jarl SandvikfiledCriticalJarl Sandvik
Priority to NO791309ApriorityCriticalpatent/NO144224C/no
Publication of NO791309LpublicationCriticalpatent/NO791309L/no
Publication of NO144224BpublicationCriticalpatent/NO144224B/no
Publication of NO144224CpublicationCriticalpatent/NO144224C/no