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发明名称
摘要
申请公布号
JP2818429(B2)
申请公布日期
1998.10.30
申请号
JP19890020699
申请日期
1989.02.01
申请人
发明人
分类号
B23H7/06;(IPC1-7):B23H7/06
主分类号
B23H7/06
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