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经营范围
发明名称
Balanced slide valve for high hydraulic pressures
摘要
申请公布号
US2669417(A)
申请公布日期
1954.02.16
申请号
US19500171071
申请日期
1950.06.29
申请人
GENERAL CONTROLS CO.
发明人
RAY WILLIAM A.
分类号
F16K39/04
主分类号
F16K39/04
代理机构
代理人
主权项
地址
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