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发明名称
摘要
申请公布号
JPS60179346(U)
申请公布日期
1985.11.28
申请号
JP19840068896U
申请日期
1984.05.11
申请人
发明人
分类号
B02C1/04;B02C1/10;(IPC1-7):B02C1/04
主分类号
B02C1/04
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