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发明名称
Piston slide valve
摘要
申请公布号
US3045700(A)
申请公布日期
1962.07.24
申请号
US19570667638
申请日期
1957.06.24
申请人
ALCO VALVE COMPANY
发明人
WIEGERS IRVIN E.
分类号
F16K31/40
主分类号
F16K31/40
代理机构
代理人
主权项
地址
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