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Application filed by Oldrich Ing Pokorny, Pliva Jiri, Emil Ing Venhoda, Stanislav Ing VlnasfiledCriticalOldrich Ing Pokorny
Priority to CS842427ApriorityCriticalpatent/CS241779B1/cs
Publication of CS242784A1publicationCriticalpatent/CS242784A1/cs
Publication of CS241779B1publicationCriticalpatent/CS241779B1/cs