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发明名称
CONTROL OF AIRBORNE DUST
摘要
申请公布号
GB2188568(B)
申请公布日期
1990.01.31
申请号
GB19860008322
申请日期
1986.04.04
申请人
* COAL INDUSTRY
发明人
ARTHUR MCCONNELL * JOHNSTON
分类号
B03C3/017;B03C3/02
主分类号
B03C3/017
代理机构
代理人
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