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Application filed by Miroslav Malec, Josef Ing Balsik, Antonin Ing Karmazin, Milos Ing SkocovskyfiledCriticalMiroslav Malec
Priority to CS858753ApriorityCriticalpatent/CS252581B1/en
Priority to DD29386186Aprioritypatent/DD262750A3/en
Priority to SU867774265Aprioritypatent/SU1519863A1/en
Publication of CS875385A1publicationCriticalpatent/CS875385A1/en
Publication of CS252581B1publicationCriticalpatent/CS252581B1/en