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发明名称
Chauffe-vent ou échangeur de chaleur analogue
摘要
申请公布号
FR851403(A)
申请公布日期
1940.01.09
申请号
FRD851403
申请日期
1939.03.09
申请人
BROWN BOVERI & COMPAGNIE
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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