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经营范围
发明名称
A HEATER
摘要
申请公布号
GB9218381(D0)
申请公布日期
1992.10.14
申请号
GB19920018381
申请日期
1992.08.28
申请人
JOH VAILLANT GMBH & CO
发明人
分类号
F24H9/00
主分类号
F24H9/00
代理机构
代理人
主权项
地址
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