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发明名称
Improvements in face conveyors for mine workings
摘要
申请公布号
GB1118891(A)
申请公布日期
1968.07.03
申请号
GB19660001267
申请日期
1966.01.11
申请人
THE MINING ENGINEERING COMPANY (MECO LIMITED)
发明人
PAUL THOMAS CAMPBELL;MATTHEWS EDMUND WILLIAM
分类号
E21F13/06
主分类号
E21F13/06
代理机构
代理人
主权项
地址
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