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 AT188387Dexternal-prioritypatent/AT188387B/de
Application filed by Elin Ag Elek Ind WienfiledCriticalElin Ag Elek Ind Wien
Application grantedgrantedCritical
Publication of AT194480BpublicationCriticalpatent/AT194480B/de