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Application filed by Jiri Prof Ing Csc Novak, Josef Hnevsa, Ludek Ing Csc JancikfiledCriticalJiri Prof Ing Csc Novak
Priority to CS865176ApriorityCriticalpatent/CS259180B1/en
Publication of CS517686A1publicationCriticalpatent/CS517686A1/en
Publication of CS259180B1publicationCriticalpatent/CS259180B1/en