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发明名称
ROLL
摘要
申请公布号
SU1676694(A1)
申请公布日期
1991.09.15
申请号
SU19894767794
申请日期
1989.09.25
申请人
DN METALL INSTITUT
发明人
KOSTRITSA YURIJ S,SU;SOROKIN VLADIMIR A,SU;DMITRIEV VASILIJ D,SU;SAVIN VALENTIN A,SU;NEUSTROEV ALEKSANDR L,SU;OLEKSEENKO NIKOLAJ I,SU;LVOVSKIJ LEONID YA,SU
分类号
B21B27/02;B21B27/00
主分类号
B21B27/02
代理机构
代理人
主权项
地址
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