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发明名称
Improvements in or relating to the Erection of Slabs in the Lining of Tunnels
摘要
申请公布号
GB1195345(A)
申请公布日期
1970.06.17
申请号
GB19690010945
申请日期
1969.02.28
申请人
EDMUND NUTTALL, SONS & CO. (LONDON) LIMITED
发明人
TERENCE CHARLES HARRIS;ROY PATRICK BURGESS
分类号
E21D11/07;E21D11/40
主分类号
E21D11/07
代理机构
代理人
主权项
地址
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