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 Sven Erik TorstensonfiledCriticalSven Erik Torstenson
Priority to DK153151ApriorityCriticalpatent/DK76806C/da
Application grantedgrantedCritical
Publication of DK76806CpublicationCriticalpatent/DK76806C/da