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发明名称
A timer unit for a solenoid valve
摘要
申请公布号
GB2227618(A)
申请公布日期
1990.08.01
申请号
GB19890024216
申请日期
1989.10.27
申请人
* TECH DEVELOPMENTS LIMITED
发明人
JOHN JOSEPH * POWER
分类号
H03K17/284
主分类号
H03K17/284
代理机构
代理人
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地址
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