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发明名称
Improvements relating to steel dolphin piles
摘要
申请公布号
GB705891(A)
申请公布日期
1954.03.17
申请号
GB19520013863
申请日期
1952.05.30
申请人
DEUTSCHE MANNESMANNROHREN-WERKE AKTIENGESELLSCHAFT
发明人
分类号
E02B3/28
主分类号
E02B3/28
代理机构
代理人
主权项
地址
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