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Application filed by Zygmunt SmółkafiledCriticalZygmunt Smółka
Priority to PL372286ApriorityCriticalpatent/PL211837B1/pl
Publication of PL372286A1publicationCriticalpatent/PL372286A1/pl
Publication of PL211837B1publicationCriticalpatent/PL211837B1/pl