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发明名称
Improvements in or relating to non-return or similar valves
摘要
申请公布号
GB972053(A)
申请公布日期
1964.10.07
申请号
GB19620010927
申请日期
1962.03.22
申请人
POWER JACKS LIMITED
发明人
TRIDGELL CYRIL WILLIAM
分类号
F16K15/04
主分类号
F16K15/04
代理机构
代理人
主权项
地址
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