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经营范围
发明名称
Improvements relating to sections for constructing railway sleepers
摘要
申请公布号
GB916192(A)
申请公布日期
1963.01.23
申请号
GB19610000427
申请日期
1961.01.04
申请人
CORNELIUS JOHAN KRUGER;SOUTH AFRICAN IRON AND STEEL INDUSTRIAL CORPORATION LIMITED
发明人
分类号
E01B3/36
主分类号
E01B3/36
代理机构
代理人
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地址
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