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发明名称
Relief valve
摘要
申请公布号
US2816571(A)
申请公布日期
1957.12.17
申请号
US19530391441
申请日期
1953.11.12
申请人
WEST BEND ALUMINUM CO.
发明人
PIKE KENNETH R.
分类号
F16K17/00
主分类号
F16K17/00
代理机构
代理人
主权项
地址
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