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Application filed by Smekal Frantisek, Jiri Rndr Netrval, Jan Ing Csc Tuma, Pilat Petr, Karel Weber, Milan Ing VodnanskyfiledCriticalSmekal Frantisek
Priority to CS879771ApriorityCriticalpatent/CS270963B1/en
Publication of CS977187A1publicationCriticalpatent/CS977187A1/en
Publication of CS270963B1publicationCriticalpatent/CS270963B1/en