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Priority claimed from NO7172Aexternal-prioritypatent/NO128947B/no
Application filed by Magnus NielsenfiledCriticalMagnus Nielsen
Priority to NO424572ApriorityCriticalpatent/NO134097C/no
Publication of NO134097BpublicationCriticalpatent/NO134097B/no
Publication of NO134097CpublicationCriticalpatent/NO134097C/no