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Application filed by Molinek Bronislav, Miroslav Ing Csc Tvrdy, Jaroslav CagasfiledCriticalMolinek Bronislav
Priority to CS87605ApriorityCriticalpatent/CS261992B1/en
Publication of CS60587A1publicationCriticalpatent/CS60587A1/en
Publication of CS261992B1publicationCriticalpatent/CS261992B1/en