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Application filed by Frantisek Jaros, Jan Junek, Vaclav Vobornik, Josef Ripka, Ludmila Lihtarova, Frantisek Hortlik, Josef Havel, Vladimir Ohlidal, Zdenek KotrbafiledCriticalFrantisek Jaros
Priority to CS639675ApriorityCriticalpatent/CS179209B1/en
Publication of CS179209B1publicationCriticalpatent/CS179209B1/en