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Application filed by Miroslav Ing Zimmermann, Z Jan Ing, Rudolf Ing Navratil, Miroslav Ing Foltyn, Milan Ing Urbancik, Jaromir Prof Ing Drs Noskievic, Zdenek Doc Ing Csc RycfiledCriticalMiroslav Ing Zimmermann
Priority to CS867863ApriorityCriticalpatent/CS261571B1/en
Publication of CS786386A1publicationCriticalpatent/CS786386A1/en
Publication of CS261571B1publicationCriticalpatent/CS261571B1/en