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经营范围
发明名称
Concrete pipe provided with a socket and spigot end
摘要
申请公布号
EP0556533(B1)
申请公布日期
1996.05.29
申请号
EP19920810127
申请日期
1992.02.21
申请人
BRINK, HEINZ DIETER;LUTZ, JOSEF
发明人
BRINK, HEINZ DIETER;LUTZ, JOSEF
分类号
F16L58/18;(IPC1-7):F16L58/18
主分类号
F16L58/18
代理机构
代理人
主权项
地址
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