申请人 |
BRUK ABRAM M,SU;VINOGRADOV VLADIMIR V,SU;ZHDANOVA NINA K,SU;KANUSHINA NATALYA V,SU;LYUBAVIN LEV D,SU;MARINSKIJ MIKHAIL M,SU;SAVELEV VALENTIN G,SU |
发明人 |
BRUK ABRAM M,SU;VINOGRADOV VLADIMIR V,SU;ZHDANOVA NINA K,SU;KANUSHINA NATALYA V,SU;LYUBAVIN LEV D,SU;MARINSKIJ MIKHAIL M,SU;SAVELEV VALENTIN G,SU |