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发明名称
Valve spool for air flow control valve
摘要
申请公布号
IT1181781(B)
申请公布日期
1987.09.30
申请号
IT19850047795
申请日期
1985.03.12
申请人
MAC VALVES INC
发明人
NEFF JAMES A
分类号
F16K;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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