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发明名称
Phasing valve assembly for supplying water to a mining machine cutter drum
摘要
申请公布号
GB9817467(D0)
申请公布日期
1998.10.07
申请号
GB19980017467
申请日期
1998.08.11
申请人
EIMCO COAL MACHINERY INCORPORATED
发明人
分类号
E21C35/23
主分类号
E21C35/23
代理机构
代理人
主权项
地址
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