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发明名称
Improvements in and relating to hydraulic props
摘要
申请公布号
GB962541(A)
申请公布日期
1964.07.01
申请号
GB19590028722
申请日期
1959.08.21
申请人
ACROW (ENGINEERS) LIMITED
发明人
REYNOLDS REGINALD;STAMMERS PETER HAIG
分类号
E21D15/45
主分类号
E21D15/45
代理机构
代理人
主权项
地址
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