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 Przedsieb Wdrazania UpowszechfiledCriticalPrzedsieb Wdrazania Upowszech
Priority to PL19325876ApriorityCriticalpatent/PL193258A1/pl
Publication of PL193258A1publicationCriticalpatent/PL193258A1/pl