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Application filed by F D B FabrikkerfiledCriticalF D B Fabrikker
Priority to DK279977ApriorityCriticalpatent/DK143660C/da
Publication of DK279977ApublicationCriticalpatent/DK279977A/da
Publication of DK143660BpublicationCriticalpatent/DK143660B/da
Application grantedgrantedCritical
Publication of DK143660CpublicationCriticalpatent/DK143660C/da