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发明名称
Improvements in method of and apparatus for constructing levees and the like
摘要
申请公布号
GB415415(A)
申请公布日期
1934.08.20
申请号
GB19330001971
申请日期
1933.01.20
申请人
JOHN TAYLOR CHAMBERS
发明人
分类号
E02F7/00
主分类号
E02F7/00
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