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发明名称
STEEL
摘要
申请公布号
SU1684352(A1)
申请公布日期
1991.10.15
申请号
SU19894747219
申请日期
1989.10.09
申请人
PROIZV OB "URALMASH"
发明人
PETROV BORIS D,SU;ZHURAVLEVA OLGA A,SU;GILEVA MARIYA P,SU
分类号
C22C38/48
主分类号
C22C38/48
代理机构
代理人
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