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发明名称
Self-closing nonreleasing fluid actuated valve
摘要
申请公布号
US2537212(A)
申请公布日期
1951.01.09
申请号
US19480017656
申请日期
1948.03.29
申请人
DANIELSON JOHN A
发明人
DANIELSON JOHN A.
分类号
F16K17/28
主分类号
F16K17/28
代理机构
代理人
主权项
地址
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