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经营范围
发明名称
BOILER HEATING AND CONTROL SYSTEM
摘要
申请公布号
GB9121734(D0)
申请公布日期
1991.11.27
申请号
GB19910021734
申请日期
1991.10.14
申请人
HEPBURN GEORGE
发明人
分类号
F24H9/20
主分类号
F24H9/20
代理机构
代理人
主权项
地址
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