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经营范围
发明名称
échangeur de température entre deux fluides
摘要
申请公布号
FR790762(A)
申请公布日期
1935.11.27
申请号
FRD790762
申请日期
1935.05.31
申请人
发明人
SCHWAGER AUGUSTE
分类号
F23C99/00
主分类号
F23C99/00
代理机构
代理人
主权项
地址
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