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 DE1903164836Dexternal-prioritypatent/DE164836C/de
Application filed by Albrecht Rogge, Georg BudrzewiczfiledCriticalAlbrecht Rogge
Application grantedgrantedCritical
Publication of AT25783BpublicationCriticalpatent/AT25783B/de