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发明名称
FIN FOR FORMING ROLL
摘要
申请公布号
JPH04371317(A)
申请公布日期
1992.12.24
申请号
JP19910146038
申请日期
1991.06.18
申请人
HITACHI METALS LTD
发明人
OGATA KENJI;UCHIDA NORIMASA
分类号
B21C37/08;B21D5/12;B22F1/00;B22F5/00;C22C38/00
主分类号
B21C37/08
代理机构
代理人
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