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经营范围
发明名称
Dispositif et procédé pour faire arriver l'air de combustion, l'air à chauffer ou les deux dans un dispositif de chauffage central d'un complexe d'appartements ou d'un immeuble
摘要
申请公布号
FR1207922(A)
申请公布日期
1960.02.19
申请号
FRD1207922
申请日期
1958.07.24
申请人
发明人
WELLING HEINRICH JOSEF ANTONIUS
分类号
F24D5/04
主分类号
F24D5/04
代理机构
代理人
主权项
地址
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