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经营范围
发明名称
Appareil de chauffage
摘要
申请公布号
FR868969(A)
申请公布日期
1942.01.21
申请号
FRD868969
申请日期
1940.12.31
申请人
W. C. HERAEUS GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
分类号
F23D99/00
主分类号
F23D99/00
代理机构
代理人
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