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Application filed by Wacław Demecki, Edward Kienig, Henryk Kurzydło, Tadeusz PrzybylskifiledCriticalWacław Demecki
Priority to PL378255ApriorityCriticalpatent/PL202771B1/pl
Publication of PL378255A1publicationCriticalpatent/PL378255A1/pl
Publication of PL202771B1publicationCriticalpatent/PL202771B1/pl