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经营范围
发明名称
An improved air or water heater
摘要
申请公布号
GB917322(A)
申请公布日期
1963.02.06
申请号
GB19600044594
申请日期
1960.12.29
申请人
LEOPOLD SOGAARD HANSEN
发明人
分类号
F24H6/00
主分类号
F24H6/00
代理机构
代理人
主权项
地址
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