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发明名称
APPARAT TIL OVERDAEKNING AF EN LEDNING, SAASOM EN ROERLEDNING, OG/ELLER ANDRE GENSTANDE UNDER VANDET MED LOEST MATERIALE
摘要
申请公布号
DK166167(B)
申请公布日期
1993.03.15
申请号
DK19870003152
申请日期
1987.06.19
申请人
HOLLANDSCHE BETON GROEP N.V.
发明人
VOLBEDA, JOHAN HENDRIK
分类号
E02D15/10;F16L1/12;(IPC1-7):F16L1/16;E02F5/12
主分类号
E02D15/10
代理机构
代理人
主权项
地址
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