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发明名称
Improvements relating to rope guides for haulage roadways
摘要
申请公布号
GB474330(A)
申请公布日期
1937.10.29
申请号
GB19370001233
申请日期
1937.01.15
申请人
WEST CANNOCK COLLIERY COMPANY LIMITED;ERNEST ARTHUR CHALLENOR
发明人
分类号
B61B12/02
主分类号
B61B12/02
代理机构
代理人
主权项
地址
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