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Application filed by Ludwig SeydelmannfiledCriticalLudwig Seydelmann
Priority to DK37576ApriorityCriticalpatent/DK139339B/da
Publication of DK37576ApublicationCriticalpatent/DK37576A/da
Publication of DK139339BpublicationCriticalpatent/DK139339B/da
Application grantedgrantedCritical
Publication of DK139339CpublicationCriticalpatent/DK139339C/da