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发明名称
Perfectionnements aux appareils d'échange thermique à ailettes ondulées ou plissées
摘要
申请公布号
FR726555(A)
申请公布日期
1932.05.31
申请号
FRD726555
申请日期
1931.11.19
申请人
MANUFACTURE GENERALE METALLURGIQUE
发明人
分类号
F28F1/12
主分类号
F28F1/12
代理机构
代理人
主权项
地址
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