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 Svend Aage HansenfiledCriticalSvend Aage Hansen
Priority to DK352357ApriorityCriticalpatent/DK91240C/da
Application grantedgrantedCritical
Publication of DK91240CpublicationCriticalpatent/DK91240C/da