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发明名称
Procédé pour établir des ouvrages en béton armé
摘要
申请公布号
FR889320(A)
申请公布日期
1944.01.06
申请号
FRD889320
申请日期
1942.12.21
申请人
PREUSSISCHE BERGWERKS-UND HU:TTEN AKTIENGESELLSCHAFT
发明人
分类号
E04B1/61
主分类号
E04B1/61
代理机构
代理人
主权项
地址
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