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Application filed by Smidrkal Jan, Vaclav Krob, Mikulcova Dagmar, Novak Jan, Hrdina Pavel, Vaclav Votapek, Prachar Otakar, Stanislav Simek, Kohout Josef, Frantisek Krsnak, Jitka Kaderabkova, Alois Ing Drsc Novacek, Hromas Josef, Smidrkalova Eva, Jaroslav KorinekfiledCriticalSmidrkal Jan
Priority to CS878779ApriorityCriticalpatent/CS264073B1/en
Publication of CS877987A1publicationCriticalpatent/CS877987A1/en
Publication of CS264073B1publicationCriticalpatent/CS264073B1/en