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Application filed by Drahomir Ing Rysavy, Kratochvil Frantisek, Jaromir Ing Chladek, Jaromir Ing Jelinek, Rene Sabat, Sulc ZdenekfiledCriticalDrahomir Ing Rysavy
Priority to CS832678ApriorityCriticalpatent/CS231867B1/en
Priority to CS334884Aprioritypatent/CS239981B3/en
Publication of CS267883A1publicationCriticalpatent/CS267883A1/en
Publication of CS231867B1publicationCriticalpatent/CS231867B1/en