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经营范围
发明名称
WAERMETAUSCHER
摘要
申请公布号
ATA123689(A)
申请公布日期
1993.06.15
申请号
AT19890001236
申请日期
1989.05.23
申请人
VAILLANT GESELLSCHAFT M.B.H.
发明人
分类号
F28D7/08;(IPC1-7):F28D7/06
主分类号
F28D7/08
代理机构
代理人
主权项
地址
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