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发明名称
Improvements in and relating to fire box doors for steam boilers
摘要
申请公布号
GB327645(A)
申请公布日期
1930.04.10
申请号
GB19290019667
申请日期
1929.06.26
申请人
ALFRED EVANS
发明人
分类号
F23M11/00
主分类号
F23M11/00
代理机构
代理人
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