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Application filed by Vaclav Ing Dlasek, Miroslav Stepan, Jiri Ing Kolar, Josef Sipka, Bohumil Krecek, Bohuslav VedralfiledCriticalVaclav Ing Dlasek
Priority to CS896008ApriorityCriticalpatent/CS600889A2/en
Publication of CS600889A2publicationCriticalpatent/CS600889A2/en