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 DE1899130153Dexternal-prioritypatent/DE130153C/de
Application filed by Karl LehmannfiledCriticalKarl Lehmann
Application grantedgrantedCritical
Publication of AT12186BpublicationCriticalpatent/AT12186B/de