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发明名称
Improvements relating to firegrates
摘要
申请公布号
GB583770(A)
申请公布日期
1946.12.30
申请号
GB19440024061
申请日期
1944.12.01
申请人
FRANK SHARPLES
发明人
分类号
F23H17/12
主分类号
F23H17/12
代理机构
代理人
主权项
地址
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