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发明名称
摘要
申请公布号
JPS59115176(U)
申请公布日期
1984.08.03
申请号
JP19830007941U
申请日期
1983.01.25
申请人
发明人
分类号
F16K31/50;F16K31/528;(IPC1-7):F16K31/528
主分类号
F16K31/50
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代理人
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