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Application filed by Ernst JensenfiledCriticalErnst Jensen
Priority to NO880045ApriorityCriticalpatent/NO164342C/no
Publication of NO880045D0publicationCriticalpatent/NO880045D0/no
Publication of NO880045LpublicationCriticalpatent/NO880045L/no
Publication of NO164342BpublicationCriticalpatent/NO164342B/no
Publication of NO164342CpublicationCriticalpatent/NO164342C/no