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Application filed by Agner Christian Flensborg, Ingenioer Johannes MadsenfiledCriticalAgner Christian Flensborg
Priority to DK527976ApriorityCriticalpatent/DK138871B/da
Publication of DK527976ApublicationCriticalpatent/DK527976A/da
Publication of DK138871BpublicationCriticalpatent/DK138871B/da
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Publication of DK138871CpublicationCriticalpatent/DK138871C/da