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Application filed by Holger Aage Otto Frederiksen, Oline Nielsine Karna NielsenfiledCriticalHolger Aage Otto Frederiksen
Priority to DK336547ApriorityCriticalpatent/DK70023C/da
Application grantedgrantedCritical
Publication of DK70023CpublicationCriticalpatent/DK70023C/da