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Application filed by Frantisek Ing Fekete, Juraj Ing Radil, Gejza Langer, Ladislav Ing Svigar, Alois Dr Lostak, Frantisek Ing Engeltfekete, Zdenek Ing Csc Engelthaler, Lubomir Ing Csc Kuna, Miroslav Ing StockertfiledCriticalFrantisek Ing Fekete
Priority to CS835496ApriorityCriticalpatent/CS241226B1/en
Publication of CS549683A1publicationCriticalpatent/CS549683A1/en
Publication of CS241226B1publicationCriticalpatent/CS241226B1/en