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发明名称
摘要
申请公布号
JP2560296(Y2)
申请公布日期
1998.01.21
申请号
JP19910054134U
申请日期
1991.06.18
申请人
发明人
分类号
B23D33/02;B21D28/10;B21D45/00;B23P23/04;B26F3/00;(IPC1-7):B26F3/00
主分类号
B23D33/02
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