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发明名称
BUTTERFLY OR BALL VALVE
摘要
申请公布号
EP0109806(B1)
申请公布日期
1987.01.14
申请号
EP19830306863
申请日期
1983.11.10
申请人
CHARLES WINN (VALVES) LIMITED
发明人
BURTON, PHILIP JOSEPH
分类号
F16K1/226;F16B21/18;F16K5/06;(IPC1-7):F16K1/226
主分类号
F16K1/226
代理机构
代理人
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地址
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