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 Ernst Flohr, Karl SchomburgfiledCriticalErnst Flohr
Priority to DK45641ApriorityCriticalpatent/DK63387C/da
Application grantedgrantedCritical
Publication of DK63387CpublicationCriticalpatent/DK63387C/da