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发明名称
Perfectionnement aux appareils de chauffage par la vapeur
摘要
申请公布号
FR834083(A)
申请公布日期
1938.11.10
申请号
FRD834083
申请日期
1938.02.21
申请人
发明人
STEEN CARL
分类号
A47J27/17
主分类号
A47J27/17
代理机构
代理人
主权项
地址
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