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Application filed by Hortlik Frantisek, Hacova Kveta, Bozena Rehackova, Josef Ing Skarka, Frantisek Jaros, Miloslav Kubov, Vaclav VobornikfiledCriticalHortlik Frantisek
Priority to CS861444ApriorityCriticalpatent/CS258980B1/en
Publication of CS144486A1publicationCriticalpatent/CS144486A1/en
Publication of CS258980B1publicationCriticalpatent/CS258980B1/en