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经营范围
发明名称
Perfectionnement aux chauffe-eau
摘要
申请公布号
FR751546(A)
申请公布日期
1933.09.05
申请号
FRD751546
申请日期
1933.02.25
申请人
发明人
WEIL JULES-MAXIME
分类号
F24H9/12
主分类号
F24H9/12
代理机构
代理人
主权项
地址
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