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发明名称
摘要
申请公布号
JPS57159074(U)
申请公布日期
1982.10.06
申请号
JP19810045609U
申请日期
1981.03.31
申请人
发明人
分类号
F16K11/07;F16K17/26;(IPC1-7):F16K11/07
主分类号
F16K11/07
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