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发明名称
Ball valve
摘要
申请公布号
US2940725(A)
申请公布日期
1960.06.14
申请号
US19580743314
申请日期
1958.06.20
申请人
ACF INDUSTRIES, INCORPORATED
发明人
NAGEL DAVE D.
分类号
F16K5/06
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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