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发明名称
Fluid pressure operated valve
摘要
申请公布号
US2882007(A)
申请公布日期
1959.04.14
申请号
US19520321187
申请日期
1952.11.18
申请人
PATRICK CONLAN JOHN
发明人
CONLAN JOHN PATRICK
分类号
主分类号
代理机构
代理人
主权项
地址
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