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发明名称
摘要
申请公布号
JPH0726013(U)
申请公布日期
1995.05.16
申请号
JP19930056635U
申请日期
1993.10.20
申请人
发明人
分类号
B21C37/08;B21D5/12;(IPC1-7):B21D5/12
主分类号
B21C37/08
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