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发明名称
DRUM CUTTER-LOADER MACHINES
摘要
申请公布号
GB2004317(B)
申请公布日期
1982.06.30
申请号
GB19780037083
申请日期
1978.09.15
申请人
EICKHOFF GEB
发明人
分类号
E21C27/02;E21C29/02;E21C31/04;(IPC1-7):E21C27/20
主分类号
E21C27/02
代理机构
代理人
主权项
地址
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