| 申请人 |
LENINGRADSKY TEKHNOLOGICHESKY INSTITUT,;OBIEDINENIA TSELLJULOZNO-BUMAZHNOI PROMY, |
发明人 |
BUSHMELEV,VASILY AFANASIEVICH;AMELIN,VLADIMIR EGOROVICH;FEDOTOV,EVGENY SERGEEVICH;RYABKOV,ALEXANDR VASILIEVICH;POPOV,VLADIMIR MIKHAILOVICH;STRELNIKOV,VYACHESLAV SEMENOVICH |
