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Application filed by Gennadij P Baranov, Gennadij R Gavrilov, Vladimir M Kovzel, Yaroslav Z Boletskij, Ivan D Karavanskij, Prishlyak Stepan, Naumov NikolajfiledCriticalGennadij P Baranov
Priority to SU803009353ApriorityCriticalpatent/SU940786A1/en
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Publication of SU940786A1publicationCriticalpatent/SU940786A1/en