申请人 |
BOLSHAKOV, VALENTIN FILIPPOVICH;VOLOSATOV, OLEG STEPANOVICH;ALEXANDROV, VIKTOR BORISOVICH;DERJUGINA, LIDIA ALEXANDROVNA;RYBAKOVA, LJUDMILA PAVLOVNA |
发明人 |
BOLSHAKOV, VALENTIN FILIPPOVICH;VOLOSATOV, OLEG STEPANOVICH;ALEXANDROV, VIKTOR BORISOVICH;DERJUGINA, LIDIA ALEXANDROVNA;RYBAKOVA, LJUDMILA PAVLOVNA |