| 申请人 |
VITEBSKY TEKHNOLOGICHESKY INSTIT |
发明人 |
ALEXANDR VLADIMIROVICH CHARKOVSKY;NATALYA BORISOVNA DOBROVA;NAUM ABRAMOVICH IOFIS;ALEXANDR SEMENOVICH BUKATOV;ZINAIDA PAVLOVNA DANILOVA;VLADIMIR NIKOLAEVICH FILATOV;ALEXANDR VASILIEVICH KOVARSKY;JURY GRIGORIEVICH EGOROV |
