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Application filed by Ludvig Adolf BaumannfiledCriticalLudvig Adolf Baumann
Priority to NO782294ApriorityCriticalpatent/NO143408C/no
Publication of NO782294LpublicationCriticalpatent/NO782294L/no
Publication of NO143408BpublicationCriticalpatent/NO143408B/no
Publication of NO143408CpublicationCriticalpatent/NO143408C/no