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Application filed by Jiri Dr Csc Plachy, Ulbert Stanislav, Bucko Michal, Alexandr Hano, Julius Ing Papay, Miroslav Dr Barta, Miklas EmilfiledCriticalJiri Dr Csc Plachy
Priority to CS845715ApriorityCriticalpatent/CS240712B1/en
Publication of CS571584A1publicationCriticalpatent/CS571584A1/en
Publication of CS240712B1publicationCriticalpatent/CS240712B1/en