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发明名称
Valve operator
摘要
申请公布号
US3043160(A)
申请公布日期
1962.07.10
申请号
US19590836803
申请日期
1959.08.28
申请人
HENRY PRATT COMPANY
发明人
KILLIAN HENRY R.
分类号
F16K31/50
主分类号
F16K31/50
代理机构
代理人
主权项
地址
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