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经营范围
发明名称
Improvements in or relating to apparatus for applying shoring to the sides of trenches
摘要
申请公布号
GB908142(A)
申请公布日期
1962.10.17
申请号
GB19580036281
申请日期
1958.11.11
申请人
JOHNSTON BROTHERS (CONTRACTORS) LIMITED;ARTHUR BERNARD BONE
发明人
分类号
E02D17/08
主分类号
E02D17/08
代理机构
代理人
主权项
地址
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