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经营范围
发明名称
Slush pump valve
摘要
申请公布号
US2495880(A)
申请公布日期
1950.01.31
申请号
US19440519281
申请日期
1944.01.22
申请人
VOLPIN ALEXANDER S
发明人
VOLPIN ALEXANDER S.
分类号
F04B53/10
主分类号
F04B53/10
代理机构
代理人
主权项
地址
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