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发明名称
Improvements relating to exhaust silencers
摘要
申请公布号
GB521395(A)
申请公布日期
1940.05.21
申请号
GB19380033086
申请日期
1938.11.14
申请人
JOSEPH GEORGE BLANCHARD
发明人
分类号
F01N1/08;F01N3/06;F01N13/04;F01N13/06;F01N13/20
主分类号
F01N1/08
代理机构
代理人
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