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发明名称
Improvements in and relating to an improved flushing system for water closets
摘要
申请公布号
GB499705(A)
申请公布日期
1939.01.27
申请号
GB19380013890
申请日期
1938.05.10
申请人
GEORGE HERBERT GUNN
发明人
分类号
E03D1/14
主分类号
E03D1/14
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代理人
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