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发明名称
摘要
申请公布号
JPS6221376(Y2)
申请公布日期
1987.05.30
申请号
JP19810198611U
申请日期
1981.12.23
申请人
发明人
分类号
B24B3/26;B23B45/00;B24B3/24;B24B23/00;(IPC1-7):B23B45/00
主分类号
B24B3/26
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