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 Aage SteffensenfiledCriticalAage Steffensen
Priority to DK116755ApriorityCriticalpatent/DK85343C/da
Application grantedgrantedCritical
Publication of DK85343CpublicationCriticalpatent/DK85343C/da