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发明名称
Supporting frame for a manhole cover, riser conduit and its method of production
摘要
申请公布号
EP0900885(B1)
申请公布日期
2005.04.13
申请号
EP19980116541
申请日期
1998.09.02
申请人
UPONOR ANGER GMBH
发明人
GULDNER, MARKUS
分类号
E02D29/14;(IPC1-7):E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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