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 Urzadzen ChemfiledCriticalZaklady Urzadzen Chem
Priority to PL19411776ApriorityCriticalpatent/PL113417B1/pl
Publication of PL194117A1publicationCriticalpatent/PL194117A1/pl
Publication of PL113417B1publicationCriticalpatent/PL113417B1/pl