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 Elektromaszynowe Ema CfiledCriticalZaklady Elektromaszynowe Ema C
Priority to PL24660984ApriorityCriticalpatent/PL142567B1/en
Publication of PL246609A1publicationCriticalpatent/PL246609A1/en
Publication of PL142567B1publicationCriticalpatent/PL142567B1/en