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发明名称
摘要
申请公布号
JP2667451(B2)
申请公布日期
1997.10.27
申请号
JP19880172441
申请日期
1988.07.11
申请人
发明人
分类号
B23D25/14;B30B9/32;(IPC1-7):B23D25/14
主分类号
B23D25/14
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