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Application filed by Piotr Bartyzel, Tadeusz Szymon Gazdzik, Jan FijalkowskifiledCriticalPiotr Bartyzel
Priority to PL29335692ApriorityCriticalpatent/PL168272B1/en
Publication of PL293356A1publicationCriticalpatent/PL293356A1/en
Publication of PL168272B1publicationCriticalpatent/PL168272B1/en