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Application filed by Zygmunt Musiak, Beata SmorągfiledCriticalZygmunt Musiak
Priority to PL388921ApriorityCriticalpatent/PL214619B1/pl
Publication of PL388921A1publicationCriticalpatent/PL388921A1/pl
Publication of PL214619B1publicationCriticalpatent/PL214619B1/pl