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发明名称
Dispositif de production d'air chaud
摘要
申请公布号
FR685700(A)
申请公布日期
1930.07.16
申请号
FRD685700
申请日期
1929.11.28
申请人
发明人
CHOISY MAURICE
分类号
F24H3/06
主分类号
F24H3/06
代理机构
代理人
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