Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Erik FrederiksenfiledCriticalErik Frederiksen
Priority to DK169483ApriorityCriticalpatent/DK148852C/da
Publication of DK169483D0publicationCriticalpatent/DK169483D0/da
Publication of DK169483ApublicationCriticalpatent/DK169483A/da
Publication of DK148852BpublicationCriticalpatent/DK148852B/da
Application grantedgrantedCritical
Publication of DK148852CpublicationCriticalpatent/DK148852C/da