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经营范围
发明名称
Perfectionnements aux systèmes de chauffage
摘要
申请公布号
FR914041(A)
申请公布日期
1946.09.26
申请号
FRD914041
申请日期
1945.09.04
申请人
SERVEL INC.
发明人
分类号
F24F5/00
主分类号
F24F5/00
代理机构
代理人
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