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发明名称
VALVES
摘要
申请公布号
GB9022637(D0)
申请公布日期
1990.11.28
申请号
GB19900022637
申请日期
1990.10.18
申请人
HAFFENDEN, JOHN K
发明人
分类号
F16K31/08
主分类号
F16K31/08
代理机构
代理人
主权项
地址
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