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发明名称
CONVEYORS FOR MINE WORKINGS
摘要
申请公布号
GB2077212(B)
申请公布日期
1984.03.28
申请号
GB19810015995
申请日期
1981.05.26
申请人
RICH ROY SERVICES INC
发明人
分类号
B65G23/44;B65G43/08;(IPC1-7):B65G43/00
主分类号
B65G23/44
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代理人
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