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发明名称
DISPOSITIF DE FERMETURE D'UN TROU DE COULEE
摘要
申请公布号
FR2555719(B1)
申请公布日期
1988.05.13
申请号
FR19830018978
申请日期
1983.11.24
申请人
CLECIM
发明人
GUY FORESTIER
分类号
B22D41/14;F27B3/19;F27D3/15;(IPC1-7):F27D3/14;F27B3/08
主分类号
B22D41/14
代理机构
代理人
主权项
地址
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