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发明名称
Improvements in and relating to fire guards for domestic hearths
摘要
申请公布号
GB515471(A)
申请公布日期
1939.12.06
申请号
GB19380012807
申请日期
1938.04.29
申请人
HAROLD DEWHIRST
发明人
分类号
F24B1/192
主分类号
F24B1/192
代理机构
代理人
主权项
地址
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