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申请公布号
JPS6197305(U)
申请公布日期
1986.06.23
申请号
JP19840180065U
申请日期
1984.11.29
申请人
发明人
分类号
B21B31/02;B21B31/18;(IPC1-7):B21B31/18
主分类号
B21B31/02
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