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发明名称
Improvements in and relating to cranes, derricks, shear legs and like lifting devices
摘要
申请公布号
GB367088(A)
申请公布日期
1932.02.18
申请号
GB19300038096
申请日期
1930.12.17
申请人
ARCHIBALD FRAZER NASH
发明人
分类号
B66C23/90
主分类号
B66C23/90
代理机构
代理人
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地址
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