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Application filed by Prokop Jaroslav, Cestmir Olsansky, Karel Cervinka, Dominik Ing Jankeho, Vladimir Ing Martinus, Miroslav Mvdr JuklfiledCriticalProkop Jaroslav
Priority to CS829772ApriorityCriticalpatent/CS238464B1/en
Publication of CS977282A1publicationCriticalpatent/CS977282A1/en
Publication of CS238464B1publicationCriticalpatent/CS238464B1/en