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 Metallurgii Zeleza ImenifiledCriticalInst Metallurgii Zeleza Imeni
Priority to PL20656478ApriorityCriticalpatent/PL111713B2/en
Publication of PL206564A1publicationCriticalpatent/PL206564A1/en
Publication of PL111713B2publicationCriticalpatent/PL111713B2/en