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发明名称
BUTTERFLY VALVE
摘要
申请公布号
GB2013309(B)
申请公布日期
1982.06.30
申请号
GB19790002681
申请日期
1979.01.24
申请人
KUBOTA LTD
发明人
分类号
F16K1/226;(IPC1-7):F16K1/22
主分类号
F16K1/226
代理机构
代理人
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