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发明名称
摘要
申请公布号
JPS60115555(U)
申请公布日期
1985.08.05
申请号
JP19840004039U
申请日期
1984.01.13
申请人
发明人
分类号
B02C19/16;B02C4/32;B02C19/00;B03B5/00;(IPC1-7):B03B5/00
主分类号
B02C19/16
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