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经营范围
发明名称
Barrage massif
摘要
申请公布号
FR678514(A)
申请公布日期
1930.03.25
申请号
FRD678514
申请日期
1929.07.17
申请人
发明人
PROBST EMIL;TOLKE FRIEDRICH
分类号
E02B7/12
主分类号
E02B7/12
代理机构
代理人
主权项
地址
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