| 申请人 |
INST CHERNOJ METALLURGII;METALL KOMBINAT "KRIVOROZHSTAL" |
发明人 |
KONDRATENKO VITALIJ M,SU;POLYAKOV SERGEJ N,SU;BABICH VLADIMIR K,SU;POLYAKOV VLADIMIR F,SU;PASHINSKIJ VLADIMIR V,SU;SHISHOV VYACHESLAV M,SU;FILONOV OLEG V,SU;PORKHUN VALENTIN G,SU;GRACHEV VALERIJ I,SU |
