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
Application filed by Inst Elektro Im Eo PatonafiledCriticalInst Elektro Im Eo Patona
Priority to DK377970ApriorityCriticalpatent/DK127827B/da
Publication of DK127827BpublicationCriticalpatent/DK127827B/da