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发明名称
摘要
申请公布号
JPS62142445(U)
申请公布日期
1987.09.08
申请号
JP19860031048U
申请日期
1986.03.03
申请人
发明人
分类号
B21J1/06;B21J13/02;(IPC1-7):B21J1/06
主分类号
B21J1/06
代理机构
代理人
主权项
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