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发明名称
Avkastventil
摘要
申请公布号
NO985058(D0)
申请公布日期
1998.10.30
申请号
NO19980005058
申请日期
1998.10.30
申请人
ROOMVENT DESIGN DR.ING. PER O. TJELFLAAT;EIRIKSSON NYFOTEK AS, LEIV
发明人
TJELFLAAT, PER O.
分类号
F24F7/02;(IPC1-7):B24F
主分类号
F24F7/02
代理机构
代理人
主权项
地址
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