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Application filed by Jiri Kubenka, Metodej Ing Alexa, Vacek Jan, Chladek Lubomir, Tesar Josef, Milan Doc Ing Csc Turna, Dasa Doc Ing Csc HrivnakovafiledCriticalJiri Kubenka
Priority to CS843080ApriorityCriticalpatent/CS243816B1/cs
Publication of CS308084A1publicationCriticalpatent/CS308084A1/cs
Publication of CS243816B1publicationCriticalpatent/CS243816B1/cs