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经营范围
发明名称
Pieu en béton, armé ou non, moulé directement dans le sol à fourreau métallique temporaire mais à gaine protectrice en béton frais
摘要
申请公布号
FR709092(A)
申请公布日期
1931.08.03
申请号
FRD709092
申请日期
1931.01.09
申请人
COMPAGNIE INTERNATIONALE DES PIEUX ARMES FRANKIGNOUL
发明人
分类号
E02D5/38;E02D7/28
主分类号
E02D5/38
代理机构
代理人
主权项
地址
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