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发明名称
Dispositif tubulaire à ailettes pour l'échange de chaleur
摘要
申请公布号
FR788080(A)
申请公布日期
1935.10.03
申请号
FRD788080
申请日期
1935.03.30
申请人
发明人
MUELLER PAUL
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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