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Application filed by Vendelin Macho, Jozef Ziak, Jozef PaulechfiledCriticalVendelin Macho
Priority to CS460275ApriorityCriticalpatent/CS179674B1/cs
Priority to DD19362676Aprioritypatent/DD124800A1/xx
Publication of CS179674B1publicationCriticalpatent/CS179674B1/cs