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发明名称
COFFRAGE POUR LE BETONNAGE DE TUNNELS
摘要
申请公布号
FR2560283(B1)
申请公布日期
1988.04.29
申请号
FR19840017822
申请日期
1984.11.22
申请人
HOCHTIEF AG VORM GEBR HELFMANN
发明人
VOLKER HENTSCHEL
分类号
E21D11/10;(IPC1-7):E21D11/10
主分类号
E21D11/10
代理机构
代理人
主权项
地址
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