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Application filed by Stefan Ing Jurak, Dusan Ing Csc Obetko, Pavol Ing Hudak, Andrej Rndr Gazik, Vladimir Ing Psotny, Miroslav MigrafiledCriticalStefan Ing Jurak
Priority to CS839837ApriorityCriticalpatent/CS243903B1/cs
Publication of CS983783A1publicationCriticalpatent/CS983783A1/cs
Publication of CS243903B1publicationCriticalpatent/CS243903B1/cs