| 申请人 |
VNI PK I METALLURGICHESKOGO MASHINOSTROENIYA |
发明人 |
SOFINSKIJ PAVEL ,SU;CHEBOTAREV VLADIMIR A,SU;MKRTCHYAN ARSHAK E,SU;MINASYAN TSOLAK K,SU;KLAUS-KHRISTI AN FISHER (GDR),DL;DIRK ENGELGARDT (GDR),DL;KHELMUT GROSS (GDR),DL;KHANS-DITER LUNGENKHAUZEN (GDR),DL |
