| 申请人 |
NIZHNEDNEPROVSKIJ TRUBOPROKATNYJ ZAVOD IM.KARLA LIBKNEKHTA;INST CHERNOJ METALLURGII |
发明人 |
IVANOV IVAN I,SU;BULYCHEV VLADIMIR V,SU;MIROSHNICHENKO MIKHAIL P,SU;KOLESNIKOVA GALINA A,SU;POPOVICHENKO OLGA K,SU;KRAVCHENKO NIKOLAJ I,SU;BELENKO ANATOLIJ S,SU |
