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经营范围
发明名称
Fire barrier device through a wall opening for the penetration of conduits.
摘要
申请公布号
EP0532885(B1)
申请公布日期
1994.12.14
申请号
EP19920113358
申请日期
1992.08.05
申请人
HAUFF, WERNER
发明人
HAUFF, WERNER
分类号
A62C2/06;E04F17/08;F16L5/04;H02G3/22;(IPC1-7):F16L5/02
主分类号
A62C2/06
代理机构
代理人
主权项
地址
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