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经营范围
发明名称
Armature pour béton précontraint.
摘要
申请公布号
CH250592(A)
申请公布日期
1947.09.15
申请号
CHD250592
申请日期
1944.09.29
申请人
CHALOS,MARCEL
发明人
CHALOS,MARCEL
分类号
E04C5/08
主分类号
E04C5/08
代理机构
代理人
主权项
地址
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