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 Tworzyw Sztucznych NitfiledCriticalZaklady Tworzyw Sztucznych Nit
Priority to PL23707282ApriorityCriticalpatent/PL136671B1/en
Publication of PL237072A1publicationCriticalpatent/PL237072A1/en
Publication of PL136671B1publicationCriticalpatent/PL136671B1/en