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 Arthur Hermann Martin PedersenfiledCriticalArthur Hermann Martin Pedersen
Priority to DK88945ApriorityCriticalpatent/DK64694C/da
Application grantedgrantedCritical
Publication of DK64694CpublicationCriticalpatent/DK64694C/da