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Application filed by Vaclav Picl, Miroslav Ing Csc Choc, Vladimir Ing Malina, Stanislav Gross, Pavel Ing Letacek, Vladimir Ing Dobrovolny, Milan KnourekfiledCriticalVaclav Picl
Priority to CS83522ApriorityCriticalpatent/CS237015B1/cs
Publication of CS52283A1publicationCriticalpatent/CS52283A1/cs
Publication of CS237015B1publicationCriticalpatent/CS237015B1/cs