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发明名称
摘要
申请公布号
JPS63147255(U)
申请公布日期
1988.09.28
申请号
JP19870038500U
申请日期
1987.03.18
申请人
发明人
分类号
B24B19/26;(IPC1-7):B24B19/26
主分类号
B24B19/26
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