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 Dolnos Zaklady WytworczefiledCriticalDolnos Zaklady Wytworcze
Priority to PL19808977ApriorityCriticalpatent/PL107893B1/pl
Publication of PL198089A1publicationCriticalpatent/PL198089A1/pl
Publication of PL107893B1publicationCriticalpatent/PL107893B1/pl