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经营范围
发明名称
Composite seat ball valve
摘要
申请公布号
US3244398(A)
申请公布日期
1966.04.05
申请号
US19630319218
申请日期
1963.10.28
申请人
DOMER SCARAMUCCI
发明人
SCARAMUCCI DOMER
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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