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Application filed by Miroslav Ing Hirsl, Jiri Zdara, Josef Hodac, Miroslav Ulrych, Josef Halaj, Jiri SousekfiledCriticalMiroslav Ing Hirsl
Priority to CS837713ApriorityCriticalpatent/CS239104B1/en
Publication of CS771383A1publicationCriticalpatent/CS771383A1/en
Publication of CS239104B1publicationCriticalpatent/CS239104B1/en