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经营范围
发明名称
Perfectionnements apportés aux échangeurs de chaleur avec tubes à ailettes
摘要
申请公布号
FR817225(A)
申请公布日期
1937.08.30
申请号
FRD817225
申请日期
1936.05.05
申请人
发明人
CUCHET GEORGES, MARIE, ANTOINE
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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