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Application filed by Viktor J Lapij, Boris P Cernov, Evgenij B Georgizon, Anatolij A Kosevoj, Geral D I Javorskij, Ev Valentin I Glaz, Boris S Rivkin, Andrej A Jakusenkov, Sergej F Kurockin, Nikolaj A SlapakfiledCriticalViktor J Lapij
Publication of PL199529A1publicationCriticalpatent/PL199529A1/pl
Publication of PL113105B1publicationCriticalpatent/PL113105B1/pl