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发明名称
Improvements in silencers for the outlets of electric furnaces
摘要
申请公布号
GB521898(A)
申请公布日期
1940.06.04
申请号
GB19380034511
申请日期
1938.11.26
申请人
GEORGE ASHLEY BETTS
发明人
分类号
F27D11/00;H01H33/58
主分类号
F27D11/00
代理机构
代理人
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