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发明名称
A VALVE
摘要
申请公布号
GB9011831(D0)
申请公布日期
1990.07.18
申请号
GB19900011831
申请日期
1990.05.25
申请人
SUREFLEX LIMITED
发明人
分类号
F16K5/04;F16K43/00
主分类号
F16K5/04
代理机构
代理人
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地址
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