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发明名称
Non-return device
摘要
申请公布号
GB2346198(B)
申请公布日期
2002.12.18
申请号
GB19990001612
申请日期
1999.01.25
申请人
* ACO TECHNOLOGIES PLC
发明人
PETER ALEXANDER * JENNINGS
分类号
E03C1/298;F16K15/14;(IPC1-7):E03C1/298
主分类号
E03C1/298
代理机构
代理人
主权项
地址
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