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发明名称
摘要
申请公布号
JPS578928(Y2)
申请公布日期
1982.02.20
申请号
JP19780103488U
申请日期
1978.07.27
申请人
发明人
分类号
B01F7/08;B02C19/22;B02C21/00;C05F3/00;C05F3/06;C05F9/02;(IPC1-7):B02C21/00
主分类号
B01F7/08
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