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发明名称
Improvements in or relating to fire backs
摘要
申请公布号
GB409011(A)
申请公布日期
1934.04.23
申请号
GB19320029537
申请日期
1932.10.22
申请人
ALFRED MASON
发明人
分类号
F24B1/195
主分类号
F24B1/195
代理机构
代理人
主权项
地址
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