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经营范围
发明名称
échangeur thermique
摘要
申请公布号
FR1002608(A)
申请公布日期
1952.03.10
申请号
FRD1002608
申请日期
1949.10.06
申请人
发明人
BRAUN ALEXANDRE
分类号
F28F1/32
主分类号
F28F1/32
代理机构
代理人
主权项
地址
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