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 Henrik Ekner, Johannes EknerfiledCriticalHenrik Ekner
Priority to DK379046ApriorityCriticalpatent/DK69198C/da
Application grantedgrantedCritical
Publication of DK69198CpublicationCriticalpatent/DK69198C/da