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 Metalurgiczne PometfiledCriticalZaklady Metalurgiczne Pomet
Priority to CS849986ApriorityCriticalpatent/CS262655B2/en
Publication of CS998684A2publicationCriticalpatent/CS998684A2/en
Publication of CS262655B2publicationCriticalpatent/CS262655B2/en