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Application filed by Frantisek Sokolovsky, Jaromir Pech, Jaroslav Sramek, Karel Zdimera, Jaroslav Otruba, Zdenek Altera, Miroslav PistulkafiledCriticalFrantisek Sokolovsky
Priority to CS783376ApriorityCriticalpatent/CS189280B1/cs
Publication of CS189280B1publicationCriticalpatent/CS189280B1/cs