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 DE1907197286Dexternal-prioritypatent/DE197286C/de
Application filed by Georg BueschelbergerfiledCriticalGeorg Bueschelberger
Application grantedgrantedCritical
Publication of AT36280BpublicationCriticalpatent/AT36280B/de