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Application filed by Franz Johnsen VintherfiledCriticalFranz Johnsen Vinther
Priority to NO860213ApriorityCriticalpatent/NO169800C/no
Publication of NO860213LpublicationCriticalpatent/NO860213L/no
Publication of NO169800BpublicationCriticalpatent/NO169800B/no
Publication of NO169800CpublicationCriticalpatent/NO169800C/no