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Application filed by Novak Jan, Smidrkal Jan, Peterka Vlastimil, Smidrkalova Eva, Jirina Ing Veckova, Jaroslav Korinek, Klecan VaclavfiledCriticalNovak Jan
Priority to CS878778ApriorityCriticalpatent/CS267128B1/en
Publication of CS877887A1publicationCriticalpatent/CS877887A1/en
Publication of CS267128B1publicationCriticalpatent/CS267128B1/en