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经营范围
发明名称
Improvements relating to the doors of furnaces
摘要
申请公布号
GB571863(A)
申请公布日期
1945.09.12
申请号
GB19430018913
申请日期
1943.11.12
申请人
FREDERICK MILLS
发明人
分类号
F23M7/00
主分类号
F23M7/00
代理机构
代理人
主权项
地址
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