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发明名称
Part of fire-resistant cable trench e
摘要
申请公布号
CZ18479(U1)
申请公布日期
2008.04.30
申请号
CZ20080019741U
申请日期
2008.03.11
申请人
VYZKUMNY ·STAV STAVEBNICH HMOT, A.S.
发明人
KNEZEK JOSEF
分类号
E04F17/08;F16L3/26;H02G9/00
主分类号
E04F17/08
代理机构
代理人
主权项
地址
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