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 DE1906183425Dexternal-prioritypatent/DE183425C/de
Application filed by Gottfried Menge-PlumpfiledCriticalGottfried Menge-Plump
Application grantedgrantedCritical
Publication of AT37159BpublicationCriticalpatent/AT37159B/de