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经营范围
发明名称
Ouvrages terrestres ou hydrauliques constitués de tétraèdres à claire-voie ou tétraèdres destinés à leur constitution
摘要
申请公布号
FR1049728(A)
申请公布日期
1953.12.31
申请号
FRD1049728
申请日期
1952.01.22
申请人
发明人
MONNET PIERRE
分类号
E02B5/08
主分类号
E02B5/08
代理机构
代理人
主权项
地址
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