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发明名称
摘要
申请公布号
JP3046173(B2)
申请公布日期
2000.05.29
申请号
JP19930073284
申请日期
1993.03.31
申请人
发明人
分类号
F16K1/22;(IPC1-7):F16K1/22
主分类号
F16K1/22
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