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发明名称
Method of producing substructures for structures
摘要
申请公布号
US1827921(A)
申请公布日期
1931.10.20
申请号
US19290359591
申请日期
1929.05.01
申请人
LAZARUS WHITE
发明人
WHITE LAZARUS
分类号
E02D27/48
主分类号
E02D27/48
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