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Application filed by Jan Ing Csc Rakusan, Vladimir A Smrcek, Frantisek Ing Velesovsky, Jan B Ladyzenskij, Ilja Ing Stepanek, Sta Nislav A Korobov, Vlastimil Ing Murcek, Viktor V Titov, Ruzicka Karel, Vjaceslav M GolubevfiledCriticalJan Ing Csc Rakusan
Priority to CS837509ApriorityCriticalpatent/CS238764B1/en
Priority to DD26917284Aprioritypatent/DD255848A3/en
Publication of CS750983A1publicationCriticalpatent/CS750983A1/en
Publication of CS238764B1publicationCriticalpatent/CS238764B1/en