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 Zaklady Radiowe Unitra EltrafiledCriticalZaklady Radiowe Unitra Eltra
Priority to PL25499385ApriorityCriticalpatent/PL149559B1/en
Publication of PL254993A1publicationCriticalpatent/PL254993A1/en
Publication of PL149559B1publicationCriticalpatent/PL149559B1/en