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Application filed by Karl Tage Birger Eriksson, Ernst Oesten Reimer ErikssonfiledCriticalKarl Tage Birger Eriksson
Priority to FI324869ApriorityCriticalpatent/FI47801C/fi
Application grantedgrantedCritical
Publication of FI47801BpublicationCriticalpatent/FI47801B/fi
Publication of FI47801CpublicationCriticalpatent/FI47801C/fi