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Application filed by Slavomir Ing Smiga, Miroslav Ing Mincic, Josef Ing Barlas, Jan Ing Kornucik, Emil KepicfiledCriticalSlavomir Ing Smiga
Priority to CS844855ApriorityCriticalpatent/CS240642B1/en
Publication of CS485584A1publicationCriticalpatent/CS485584A1/en
Publication of CS240642B1publicationCriticalpatent/CS240642B1/en