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经营范围
发明名称
ELEKTRISCHE FUSSBODENHEIZUNG
摘要
申请公布号
DE1939357(B2)
申请公布日期
1972.06.08
申请号
DE19691939357
申请日期
1969.08.01
申请人
发明人
分类号
F24D13/02;(IPC1-7):24D13/02
主分类号
F24D13/02
代理机构
代理人
主权项
地址
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