申请人 |
NAKOV,ANTON I.,BG;ATANASOVA,TASHKA K.,BG;DONEV,BORIS G.,BG;V'LOVA,NEDKA L.,BG;TODOROVA,DIMITRA C.,BG;B'CHVAROVA,ANNA S.,BG |
发明人 |
NAKOV,ANTON I.,BG;ATANASOVA,TASHKA K.,BG;DONEV,BORIS G.,BG;V'LOVA,NEDKA L.,BG;TODOROVA,DIMITRA C.,BG;B'CHVAROVA,ANNA S.,BG |