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申请公布号
JPS6327985(Y2)
申请公布日期
1988.07.28
申请号
JP19810192341U
申请日期
1981.12.22
申请人
发明人
分类号
B21D53/00;B25H5/00;E01C9/00;E01C9/08;E04G5/08;(IPC1-7):B25H5/00
主分类号
B21D53/00
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