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 DE1906178648Dexternal-prioritypatent/DE178648C/de
Application filed by Ernst CarlippfiledCriticalErnst Carlipp
Application grantedgrantedCritical
Publication of AT31132BpublicationCriticalpatent/AT31132B/de