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 filedfiledCritical
Priority to PL21340979ApriorityCriticalpatent/PL120046B2/en
Publication of PL213409A2publicationCriticalpatent/PL213409A2/xx
Publication of PL120046B2publicationCriticalpatent/PL120046B2/en
PL21340979A1979-02-121979-02-12Protection circuit of dc motor protecting against counter current brakingtormozhenija protivovkljucheniem
PL120046B2
(en)