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经营范围
发明名称
Improvements in or relating to room heating systems
摘要
申请公布号
GB738513(A)
申请公布日期
1955.10.12
申请号
GB19530007411
申请日期
1953.03.17
申请人
GUSTAF KAHR
发明人
分类号
F24D3/14
主分类号
F24D3/14
代理机构
代理人
主权项
地址
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