申请人 |
DIMITROV,VLADIMIR D.;MIKHAJJLOVA,PENKA G.;DZHAGAROVA,EVGENIJA KH.;BAZHDAROV,DIMITR T.;GEORGIEV,KRASIMIR I.;GIGOVA,CVETANA G. |
发明人 |
DIMITROV,VLADIMIR D.;MIKHAJJLOVA,PENKA G.;DZHAGAROVA,EVGENIJA KH.;BAZHDAROV,DIMITR T.;GEORGIEV,KRASIMIR I.;GIGOVA,CVETANA G. |