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 DE1900117986Dexternal-prioritypatent/DE117986C/de
Application filed by AegfiledCriticalAeg
Application grantedgrantedCritical
Publication of AT13376BpublicationCriticalpatent/AT13376B/de