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经营范围
发明名称
MANHOLE COVER
摘要
申请公布号
IE901196(L)
申请公布日期
1990.10.03
申请号
IE19900001196
申请日期
1990.04.02
申请人
PONT-A-MOUSSON S.A.
发明人
分类号
E02D29/12;E02D29/14;(IPC1-7):F16J13/00
主分类号
E02D29/12
代理机构
代理人
主权项
地址
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