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Application filed by E HirschfiledCriticalE Hirsch
Priority to DK247680ApriorityCriticalpatent/DK144853C/en
Publication of DK247680ApublicationCriticalpatent/DK247680A/en
Publication of DK144853BpublicationCriticalpatent/DK144853B/en
Application grantedgrantedCritical
Publication of DK144853CpublicationCriticalpatent/DK144853C/en