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Application filed by Svoboda Jiri, Jaroslav Ing Csc Palecek, Kubelka Vladislav, Mostecky Jiri, Votava Vladimir, Hampl Frantisek, Stanek Jan, Ivan Ing Vesely, Sky Jan Rndr DrahonovfiledCriticalSvoboda Jiri
Priority to CS848434ApriorityCriticalpatent/CS243574B1/en
Publication of CS843484A1publicationCriticalpatent/CS843484A1/en
Publication of CS243574B1publicationCriticalpatent/CS243574B1/en