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发明名称
摘要
申请公布号
JPH0544039(Y2)
申请公布日期
1993.11.08
申请号
JP19850092600U
申请日期
1985.06.19
申请人
发明人
分类号
B24B9/00;B24B21/00;B24B21/04;(IPC1-7):B24B21/04
主分类号
B24B9/00
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代理人
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