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 DE1903150513Dexternal-prioritypatent/DE150513C/de
Application filed by Martin Dr Med ThierfelderfiledCriticalMartin Dr Med Thierfelder
Application grantedgrantedCritical
Publication of AT18040BpublicationCriticalpatent/AT18040B/de