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发明名称
Valve
摘要
申请公布号
US3037520(A)
申请公布日期
1962.06.05
申请号
US19580747290
申请日期
1958.07.08
申请人
JOSEPH THOMAS
发明人
THOMAS JOSEPH
分类号
F16K31/528
主分类号
F16K31/528
代理机构
代理人
主权项
地址
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