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 Politechnika PoznanskafiledCriticalPolitechnika Poznanska
Priority to PL23806882ApriorityCriticalpatent/PL136929B1/en
Publication of PL238068A1publicationCriticalpatent/PL238068A1/en
Publication of PL136929B1publicationCriticalpatent/PL136929B1/en