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 DEH40045Aexternal-prioritypatent/DE1195841B/en
Priority claimed from DEH40441Aexternal-prioritypatent/DE1213505B/en
Priority claimed from DE1961H0041440external-prioritypatent/DE1250520B/en
Application filed by Hirschmann RadiotechnikfiledCriticalHirschmann Radiotechnik
Publication of BE606532ApublicationCriticalpatent/BE606532A/en