| 申请人 |
VNI PK T I MEKH TRUDA V CHERNOJ METALLURGII REMONTNO-MEKHANICHESKIKH RABOT;PROIZV OB "NOVO-KRAMATORSKIJ MASHINOSTROITELNYJ ZAVOD" |
发明人 |
VINOGRADOV BORIS N,SU;KRISANOV ALEKSEJ F,SU;SHADRIN VLADIMIR I,SU;BOBUKH ALEKSEJ I,SU;VOLCHENKOV IVAN G,SU;BOTVINNIK GRIGORIJ A,SU |
