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经营范围
发明名称
CENTRAL HEATING SYSTEM
摘要
申请公布号
GB2042161(B)
申请公布日期
1983.01.26
申请号
GB19800003487
申请日期
1980.02.01
申请人
SCHNELL C T
发明人
分类号
F24D3/02;F24D19/10;F24H9/20;(IPC1-7):F24D9/02
主分类号
F24D3/02
代理机构
代理人
主权项
地址
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