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摘要
申请公布号
JPH0110113(Y2)
申请公布日期
1989.03.22
申请号
JP19840142224U
申请日期
1984.09.21
申请人
发明人
分类号
B21D39/03;B21D39/00;B23P11/00;F16B5/10;(IPC1-7):B21D39/00
主分类号
B21D39/03
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