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
Priority claimed from DE1898105410Dexternal-prioritypatent/DE105410C/de
Application filed by Fritz TrendelfiledCriticalFritz Trendel
Application grantedgrantedCritical
Publication of AT2825BpublicationCriticalpatent/AT2825B/de