申请人 |
VISCH CHIMIKO-TECHNOLOGITSCHESKI INSTITUT |
发明人 |
NIKOLOV,DIPL.-ING. GRANTSCHAROV,IVAN;DIMITROVA,DIPL.-ING. TUDJAROVA,FANKA;PETKOVA,DIPL.-ING. BAKALOVA,JOVKA;GEORGIEV,DIPL.-ING. PELOVSKI,JONTSCHO;BORISSOV,PROF.DIPL.-ING. VIDENOV,NIKOLA;PANAJOTOV,DIPL.-ING. DOMBALOV,IVAN |