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 Charles Valdemar HansenfiledCriticalCharles Valdemar Hansen
Priority to DK283742ApriorityCriticalpatent/DK63517C/da
Application grantedgrantedCritical
Publication of DK63517CpublicationCriticalpatent/DK63517C/da