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经营范围
发明名称
éléments d'appui, notamment pour ouvrages d'art et autres constructions
摘要
申请公布号
FR1529808(A)
申请公布日期
1968.06.21
申请号
FR19670105672
申请日期
1967.05.09
申请人
发明人
MORISSON BERTRAND;RUSSELL ALEXANDRE
分类号
E01D19/04;E04B1/36
主分类号
E01D19/04
代理机构
代理人
主权项
地址
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