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Application filed by Karpisek Jiri, Miroslav Dopita, Antonin Hala, Jozef Ing LidnerfiledCriticalKarpisek Jiri
Priority to CS831144ApriorityCriticalpatent/CS239620B1/en
Publication of CS114483A1publicationCriticalpatent/CS114483A1/en
Publication of CS239620B1publicationCriticalpatent/CS239620B1/en