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经营范围
发明名称
Basement assembly and prefabricated structural units therefor
摘要
申请公布号
US2915150(A)
申请公布日期
1959.12.01
申请号
US19550529396
申请日期
1955.08.19
申请人
WEIDLER RALPH W
发明人
WEIDLER RALPH W.
分类号
E02D17/04;E04B1/00;E04C2/34
主分类号
E02D17/04
代理机构
代理人
主权项
地址
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