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发明名称
ROTARY BALL VALVE
摘要
申请公布号
GB1480299(A)
申请公布日期
1977.07.20
申请号
GB19750040362
申请日期
1975.10.02
申请人
FUJIWARA K
发明人
分类号
F16K5/06;(IPC1-7):F16K5/06
主分类号
F16K5/06
代理机构
代理人
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地址
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