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发明名称
Dispositif pour la production d'eau chaude
摘要
申请公布号
FR884897(A)
申请公布日期
1943.08.30
申请号
FRD884897
申请日期
1942.08.10
申请人
发明人
GERTSCH HEINRICH
分类号
F24H1/18
主分类号
F24H1/18
代理机构
代理人
主权项
地址
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