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Application filed by Karasek Zdenek, Jan Ing HurychfiledCriticalKarasek Zdenek
Priority to CS878865ApriorityCriticalpatent/CS263143B1/en
Publication of CS886587A1publicationCriticalpatent/CS886587A1/en
Publication of CS263143B1publicationCriticalpatent/CS263143B1/en