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发明名称
Auf elektrische Beheizung umgestellter Heizkessel
摘要
申请公布号
CH494930(A)
申请公布日期
1970.08.15
申请号
CH19690017118
申请日期
1969.11.18
申请人
VIESSMANN,HANS
发明人
VIESSMANN,HANS
分类号
F22B1/28;F24H1/22;F24H1/28;F24H1/50;F24H9/18;(IPC1-7):F24H1/04
主分类号
F22B1/28
代理机构
代理人
主权项
地址
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