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 Instytut Tele- I RadiotechnicznyfiledCriticalInstytut Tele- I Radiotechniczny
Priority to PL391393ApriorityCriticalpatent/PL214510B1/en
Publication of PL391393A1publicationCriticalpatent/PL391393A1/en
Publication of PL214510B1publicationCriticalpatent/PL214510B1/en