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Application filed by Novak Jiri, Vilem Scharhag, Albert Rutzenstorfer, Jan Dousa, Pavel Simunek, Stanislav FormanekfiledCriticalNovak Jiri
Priority to CS886429ApriorityCriticalpatent/CS271896B1/en
Publication of CS642988A1publicationCriticalpatent/CS642988A1/en
Publication of CS271896B1publicationCriticalpatent/CS271896B1/en