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发明名称
摘要
申请公布号
JPH052291(Y2)
申请公布日期
1993.01.20
申请号
JP19860082034U
申请日期
1986.05.30
申请人
发明人
分类号
B24D3/06;B24D3/00;B24D5/12;(IPC1-7):B24D5/12
主分类号
B24D3/06
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代理人
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