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发明名称
Improvements in supporting piles for buildings
摘要
申请公布号
GB335101(A)
申请公布日期
1930.09.18
申请号
GB19290033087
申请日期
1929.10.31
申请人
JOHAN ALBERT DAHREN
发明人
分类号
E02D7/24;E02D7/28
主分类号
E02D7/24
代理机构
代理人
主权项
地址
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