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经营范围
发明名称
IMPROVED INTERCEPTION AND SELECTION VALVE FOR THE TYPE OF BALL BEARING AND VALVE GROUP USING SAME
摘要
申请公布号
PT80839(A)
申请公布日期
1985.08.01
申请号
PT19850080839
申请日期
1985.07.19
申请人
AGIP PETROLI SPA
发明人
RICCARDO DORRUCCI
分类号
F16K11/087;(IPC1-7):F16K/
主分类号
F16K11/087
代理机构
代理人
主权项
地址
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