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Application filed by Alois Ing Kucharik, Milan Ing Chmelik, Adolf Ing Slezak, Jindrich HolubfiledCriticalAlois Ing Kucharik
Priority to CS836168ApriorityCriticalpatent/CS240283B1/cs
Publication of CS616883A1publicationCriticalpatent/CS616883A1/cs
Publication of CS240283B1publicationCriticalpatent/CS240283B1/cs