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 Bac Zofia, Graniczka Barbara, Jozef PelcfiledCriticalBac Zofia
Priority to PL31385496ApriorityCriticalpatent/PL313854A1/en
Publication of PL313854A1publicationCriticalpatent/PL313854A1/en